
    h@                    z   S r SSKrSSKrSSKrSSKJrJr  SSKJr  SSK	r	SSK
Jr  SSKJr  SSKJrJrJrJrJrJr  SSKJrJrJrJrJr  SS	KJrJr  SS
KJr  SSK J!r!J"r"J#r#J$r$  SSK%J&r&J'r'  SSK(J)r)J*r*  SSK+J,r,J-r-  SSK.J/r/J0r0J1r1  SSK2J3r3  SSK4J5r5  SSK6J7r7J8r8  Sr9Sr: " S S5      r; " S S\;5      r< " S S\;5      r= " S S\;5      r> " S S\;5      r? " S S \?5      r@ " S! S"\;5      rA " S# S$\/5      rB " S% S&\C5      rD " S' S(\DS)9rE " S* S+5      rF " S, S-5      rGS6S. jrHS/ rIS0 rJS1 rKS2 rL " S3 S45      rMS5 rNg)7zM
The main QuerySet implementation. This provides the public API for the ORM.
    N)chainislice)sync_to_async)settings)
exceptions)DJANGO_VERSION_PICKLE_KEYIntegrityErrorNotSupportedErrorconnectionsroutertransaction)	AutoField	DateFieldDateTimeFieldFieldsql)
LOOKUP_SEP
OnConflict)	Collector)CaseFValueWhen)CastTrunc)FilteredRelationQ)CURSORGET_ITERATOR_CHUNK_SIZE)
AltersDatacreate_namedtuple_classresolve_callables)timezone)RemovedInDjango60Warning)cached_property	partition      c                   .    \ rS rSrS\4S jrS rS rSrg)BaseIterable.   Fc                 (    Xl         X l        X0l        g N)querysetchunked_fetch
chunk_size)selfr.   r/   r0   s       H/var/www/html/env/lib/python3.13/site-packages/django/db/models/query.py__init__BaseIterable.__init__/   s     !*$    c                   ^ #    T R                  5       nU 4S jn [        U5      " U5      I S h  vN nU H  nU7v   M
     [        U5      T R                  :  a  g MC   N.7f)Nc                 B   > [        [        U TR                  5      5      $ r-   )listr   r0   )genr1   s    r2   
next_slice1BaseIterable._async_generator.<locals>.next_slice<   s    sDOO455r5   )__iter__r   lenr0   )r1   sync_generatorr:   chunkitems   `    r2   _async_generatorBaseIterable._async_generator6   sY      	6 '
3NCCE
 5zDOO+ Cs   ,A A/A c                 "    U R                  5       $ r-   )rA   r1   s    r2   	__aiter__BaseIterable.__aiter__N   s    $$&&r5   )r0   r/   r.   N)	__name__
__module____qualname____firstlineno__r   r3   rA   rE   __static_attributes__ r5   r2   r*   r*   .   s    &+8O%0'r5   r*   c                       \ rS rSrSrS rSrg)ModelIterableR   z3Iterable that yields a model instance for each row.c              #     #    U R                   nUR                  nUR                  R                  US9nUR	                  U R
                  U R                  S9nUR                  UR                  UR                  pvnUS   nUS   n	U	S   U	S   S-   pXZU  Vs/ s H  oS   R                  R                  PM     nn[        XeU5      nUR                  R                  5        VVVs/ s Hv  u  nnUU[        R                   " UR"                   Vs/ s HD  nUS:X  a  UR                  O.UR$                  R&                  R)                  U5      R                  PMF     sn6 4PMx     nnnnUR+                  U5       H  nUR-                  X-UX 5      nU H  nUR/                  UU5        M     U(       a*  UR                  5        H  u  nn[1        UUUU   5        M     U HD  u  nnnUR3                  U5      (       a  M  U" U5      n UU   n[1        UUR4                  U5        MF     Uv   M     g s  snf s  snf s  snnnf ! [6         a     Mo  f = f7f)	Nusingr/   r0   modelselect_fieldsr      r1   )r.   dbqueryget_compilerexecute_sqlr/   r0   select
klass_infoannotation_col_maptargetattnameget_related_populators_known_related_objectsitemsoperator
attrgetterfrom_fieldsrT   _meta	get_fieldresults_iterfrom_dbpopulatesetattr	is_cachednameKeyError)r1   r.   rX   compilerresultsr\   r]   r^   	model_clsrU   model_fields_startmodel_fields_endf	init_listrelated_populatorsfieldrelated_objs
from_fieldknown_related_objectsrowobjrel_populator	attr_namecol_posrel_objs
rel_getter
rel_obj_idrel_objs                               r2   r<   ModelIterable.__iter__U   s    ==[[>>..R.8 &&,, ' 
 OO'' /
 w'	"?3/<Q/?rARUVAV,)/CS)T
)TAaDKK)T 	 
 4JK  (0'F'F'L'L'N!
 (O#| ## +0*;*; +<J  *V3 "MM!)!5!5!?!?
!K!S!ST +<	 (O 	 !
" ((1C##s#5GC "4&&sC0 "4!*<*B*B*D&IwCCL9 +E 0E+x??3'''_
6&z2G CW5 0E I/ 2+
!
F   s\   BI"H-9,I%)H7AH2	H7"B!IH>	)I2H77I>
IIIIrL   NrG   rH   rI   rJ   __doc__r<   rK   rL   r5   r2   rN   rN   R   s
    ==r5   rN   c                       \ rS rSrSrS rSrg)RawModelIterable   zI
Iterable that yields a model instance for each row from a raw queryset.
c              #     #    U R                   R                  nU R                   R                  n[        U   nUR                  R                  S5      " X#U5      n[        U5      n U R                   R                  5       u  nnnU R                   R                  n	U	R                  R                  R                  U;  a  [        R                  " S5      eU R                   R                   V
s/ s H'  oR                   R                  R!                  U
5      PM)     nn
UR#                  U Vs/ s H:  o(       a/  UR%                  UR                  R                  R&                  5      OS PM<     sn5      nU(       a  UR)                  X]5      nU HO  nU Vs/ s H  oU   PM	     nnU	R+                  XU5      nU(       a  U H  u  nn[-        UUX   5        M     Uv   MQ     [/        US5      (       a-  UR0                  (       a  UR0                  R3                  5         g g g s  sn
f s  snf s  snf ! [/        US5      (       a-  UR0                  (       a  UR0                  R3                  5         f f f = f7f)NSQLCompilerz&Raw query must include the primary keycursor)r.   rX   rY   r   opsrp   iterresolve_model_init_orderrT   rg   pkr`   r   FieldDoesNotExistcolumnsmodel_fieldsgetget_convertersget_coldb_tableapply_convertersrj   rl   hasattrr   close)r1   rX   rY   
connectionrp   query_iteratormodel_init_namesmodel_init_posannotation_fieldsrr   cfieldsru   
convertersvaluesposmodel_init_valuesinstancecolumns                      r2   r<   RawModelIterable.__iter__   s    ]]## _
>>**=9%RPe	%
 668	 !++I!!))1AA 22<  BFAVAVWAVAmm0044Q7AVFW!00KQR6aa177==112TA6RJ !)!:!:>!V(<J$KNSC[N!$K$,,RCTU$'8&&+> (9 ) uh''ELL""$ -9'! XR %L uh''ELL""$ -9'sK   A#I1&BH. ,.HH. +AH$,(H. H)">H.  ?I1H. .A I..I1rL   Nr   rL   r5   r2   r   r      s    $%r5   r   c                       \ rS rSrSrS rSrg)ValuesIterable   zI
Iterable returned by QuerySet.values() that yields a dict for each row.
c              #   z  #    U R                   nUR                  nUR                  UR                  5      n/ UR                  QUR
                  QUR                  Qn[        [        U5      5      nUR                  U R                  U R                  S9 H  nU Vs0 s H
  otU   Xg   _M     snv   M     g s  snf 7f)NrS   )r.   rY   rZ   rX   extra_selectvalues_selectannotation_selectranger=   ri   r/   r0   )r1   r.   rY   rp   namesindexesr|   is           r2   r<   ValuesIterable.__iter__   s     ==%%hkk2

  
 $$

 E
#((,, ) 
C .55W8SV#W55
 6s   BB;B6,B;rL   Nr   rL   r5   r2   r   r      s    6r5   r   c                       \ rS rSrSrS rSrg)ValuesListIterable   zY
Iterable returned by QuerySet.values_list(flat=False) that yields a tuple
for each row.
c                 p  ^
 U R                   m
T
R                  nUR                  T
R                  5      nT
R                  (       a  / UR
                  QUR                  QUR                  Qn/ T
R                  QU
4S jUR                   5       QnXC:w  as  [        U5       VVs0 s H  u  pVXe_M	     nnn[        R                  " U Vs/ s H  oU   PM	     sn6 n	[        U	UR                  U R                  U R                  S95      $ UR                  SU R                  U R                  S9$ s  snnf s  snf )Nc              3   J   >#    U  H  oTR                   ;  d  M  Uv   M     g 7fr-   )_fields).0ru   r.   s     r2   	<genexpr>.ValuesListIterable.__iter__.<locals>.<genexpr>   s      R4AQAQ8Q!!4s   #	#rS   T)tuple_expectedr/   r0   )r.   rY   rZ   rX   r   r   r   r   	enumeraterd   
itemgettermapri   r/   r0   )r1   rY   rp   r   r   idxrn   	index_mapru   
rowfactoryr.   s             @r2   r<   ValuesListIterable.__iter__   s<   ==%%hkk2##$$ ((E
!!RU44RF 8A%8HI8H93TY8H	I%002PAQ<2PQ
))&*&8&8T__ *   $$,, % 
 	
 J2Ps   #D-D3rL   Nr   rL   r5   r2   r   r      s    

r5   r   c                   ,   ^  \ rS rSrSrU 4S jrSrU =r$ )NamedValuesListIterable   z^
Iterable returned by QuerySet.values_list(named=True) that yields a
namedtuple for each row.
c              #   4  >#    U R                   nUR                  (       a  UR                  nO2UR                  n/ UR                  QUR                  QUR
                  Qn[        U6 n[        R                  n[        TU ])  5        H  nU" XF5      v   M     g 7fr-   )r.   r   rY   r   r   r   r!   tuple__new__superr<   )r1   r.   r   rY   tuple_classnewr|   	__class__s          r2   r<    NamedValuesListIterable.__iter__  s     ==$$ENNE##$$ ((E
 .u5mm7#%Ck'' &s   BBrL   )rG   rH   rI   rJ   r   r<   rK   __classcell__)r   s   @r2   r   r      s    
( (r5   r   c                       \ rS rSrSrS rSrg)FlatValuesListIterablei  zQ
Iterable returned by QuerySet.values_list(flat=True) that yields single
values.
c              #      #    U R                   nUR                  R                  UR                  5      nUR	                  U R
                  U R                  S9 H
  nUS   v   M     g 7f)NrS   r   )r.   rY   rZ   rX   ri   r/   r0   )r1   r.   rp   r|   s       r2   r<   FlatValuesListIterable.__iter__  sZ     ==>>..x{{;((,, ) 
C a&L
s   A%A'rL   Nr   rL   r5   r2   r   r     s    
r5   r   c                      \ rS rSrSrSzS jr\S 5       r\R                  S 5       rS r	S\	l
        \" \	5      r	S	 rS
 rS rS rS rS rS rS rS rS rS rS rS rS rS{S jrS|S jrS rS rS rS rS r S r!S r"S  r#S! r$S" r%     S}S$ jr&     S}S% jr'S{S& jr(S\(l)        S{S' jr*S\*l)        S{S( jr+S{S) jr,S~S* jr-S~S+ jr.S, r/S- r0S. r1S/ r2S0 r3S1 r4S2 r5S3 r6S4 r7S5 r8S{S6S7.S8 jjr9S{S6S7.S9 jjr:S: r;S\;l)        S\;l
        S; r<S\<l)        S\<l
        S< r=S\=l)        S= r>S\>l)        S> r?S\?l)        S? r@S\@l)        S#\@l
        S@ rASA rBSB rCSC rDSD rESSE.SF jrFSSE.SG jrGSSH jrHSI rISJ rJS#S#SK.SL jrKSSM jrLSSN jrMSO rNSP rOSQ rPSR rQSS rRST rSSU rTS#SV.SW jrUS#SV.SX jrVSY rWSZ rXSS[ jrYS\ rZS] r[S^ r\S_ r]SS` jr^Sa r_Sb r`      SSc jraSd rbSe rcSf rdSg re\Sh 5       rf\Si 5       rg      SSj jrhS\hl)        S#\hl
           SSk jriSl rjSm rkSn rlSo rmSp rnSq roSr rpS\pl
        Ss rqSt rr\sSu 5       rtSv ruSw rvSx rwSyrxg)QuerySeti%  z6Represent a lazy database lookup for a set of objects.Nc                 ,   Xl         X0l        U=(       d    0 U l        U=(       d     [        R                  " U R                   5      U l        S U l        SU l        SU l        SU l	        SU l
        0 U l        [        U l        S U l        SU l        S U l        g )NFrL   )rT   _db_hintsr   Query_query_result_cache_sticky_filter
_for_write_prefetch_related_lookups_prefetch_donerb   rN   _iterable_classr   _defer_next_filter_deferred_filter)r1   rT   rY   rR   hintss        r2   r3   QuerySet.__init__(  s~    
kr4syy4!#)+&#&(#,"' $r5   c                     U R                   (       a(  U R                   u  pnU R                  XU5        S U l         U R                  $ r-   )r   _filter_or_exclude_inplacer   r1   negateargskwargss       r2   rY   QuerySet.query8  s=      #'#8#8 F&++F&A$(D!{{r5   c                 H    UR                   (       a  [        U l        Xl        g r-   )r   r   r   r   )r1   values     r2   rY   r   @  s    #1D r5   c                 L    SSK Jn  UR                  U 5      " 5       nSUl        U$ )Nr   )ManagerT)django.db.models.managerr   from_queryset_built_with_as_manager)clsr   managers      r2   
as_managerQuerySet.as_managerF  s%    4'',.)-&r5   Tc                     U R                  5       nU R                  R                  5        H?  u  p4US:X  a  SUR                  U'   M  [        R                  " XA5      UR                  U'   MA     U$ )z$Don't populate the QuerySet's cache.r   N)r   __dict__rc   copydeepcopy)r1   memor}   kvs        r2   __deepcopy__QuerySet.__deepcopy__U  sY    nnMM'')DAO#"&Q"&--"8Q	 *
 
r5   c                 j    U R                  5         0 U R                  E[        [        R                  0E$ r-   )
_fetch_allr   r   django__version__rD   s    r2   __getstate__QuerySet.__getstate___  s)    O$--O!:F<N<NOOr5   c                 2   UR                  [        5      nU(       aF  U[        R                  :w  a1  [        R
                  " SU< S[        R                  < S3[        SS9  O[        R
                  " S[        SS9  U R                  R                  U5        g )Nz+Pickled queryset instance's Django version z$ does not match the current version .   
stacklevelz<Pickled queryset instance's Django version is not specified.)	r   r   r  r  warningswarnRuntimeWarningr   update)r1   statepickled_versions      r2   __setstate__QuerySet.__setstate__d  st    ))$=>&"4"44 '(:(:< #  MMN
 	U#r5   c                     [        U S [        S-    5      n[        U5      [        :  a  SUS'   SU R                  R                  < SU< S3$ )NrW   z$...(remaining elements truncated)...rV   < >)r8   REPR_OUTPUT_SIZEr=   r   rG   )r1   datas     r2   __repr__QuerySet.__repr__w  sF    D/+a/01t9''=DH NN33T::r5   c                 L    U R                  5         [        U R                  5      $ r-   r  r=   r   rD   s    r2   __len__QuerySet.__len__}      4%%&&r5   c                 L    U R                  5         [        U R                  5      $ )aj  
The queryset iterator protocol uses three nested iterators in the
default case:
    1. sql.compiler.execute_sql()
       - Returns 100 rows at time (constants.GET_ITERATOR_CHUNK_SIZE)
         using cursor.fetchmany(). This part is responsible for
         doing some column masking, and returning the rows in chunks.
    2. sql.compiler.results_iter()
       - Returns one row at time. At this point the rows are still just
         tuples. In some cases the return values are converted to
         Python values at this location.
    3. self.iterator()
       - Responsible for turning the rows into model objects.
r  r   r   rD   s    r2   r<   QuerySet.__iter__  s     	D&&''r5   c                    ^  U 4S jnU" 5       $ )Nc                    >#    [        TR                  5      " 5       I S h  vN   TR                   H  n U 7v   M
     g  N7fr-   r   r  r   r@   r1   s    r2   	generator%QuerySet.__aiter__.<locals>.generator  5     0222**
 + 3   A?ArL   r1   r*  s   ` r2   rE   QuerySet.__aiter__      	
 {r5   c                 L    U R                  5         [        U R                  5      $ r-   r  boolr   rD   s    r2   __bool__QuerySet.__bool__      D&&''r5   c                    [        U[        [        45      (       d!  [        S[	        U5      R
                  -  5      e[        U[        5      (       a  US:  dO  [        U[        5      (       aE  UR                  b  UR                  S:  d  UR                  b  UR                  S:  a  [        S5      eU R                  b  U R                  U   $ [        U[        5      (       a  U R                  5       nUR                  b  [        UR                  5      nOSnUR                  b  [        UR                  5      nOSnUR                  R                  X45        UR                  (       a  [        U5      SSUR                  2   $ U$ U R                  5       nUR                  R                  XS-   5        UR                  5         UR                  S   $ )z2Retrieve an item or slice from the set of results.z4QuerySet indices must be integers or slices, not %s.r   Nz#Negative indexing is not supported.rW   )
isinstanceintslice	TypeErrortyperG   startstop
ValueErrorr   _chainrY   
set_limitsstepr8   r  )r1   r   qsr=  r>  s        r2   __getitem__QuerySet.__getitem__  si   !c5\**Fq'""#  q#1q5q%  $1FF&166A: BCC)%%a((aBww"AGGvv!166{HH,*+&&48IqvvI&8b8[[]
A1u%
""r5   c                     U $ r-   rL   )r   r   r   s      r2   __class_getitem__QuerySet.__class_getitem__  s    
r5   c                 R   U R                  US5        U R                  U5        [        U[        5      (       a  U$ [        U [        5      (       a  U $ U R	                  5       nUR                  U5        UR                  R                  UR                  [        R                  5        U$ )N&)
_check_operator_queryset_merge_sanity_checkr8  EmptyQuerySetr@  _merge_known_related_objectsrY   combiner   AND)r1   othercombineds      r2   __and__QuerySet.__and__  s~    %%eS1  'e]++LdM**K;;=--e4u{{CGG4r5   c                    U R                  US5        U R                  U5        [        U [        5      (       a  U$ [        U[        5      (       a  U $ U R                  R                  5       (       a  U O1U R                  R                  R                  U R                  S5      S9nUR                  5       nUR                  U5        UR                  R                  5       (       d2  UR                  R                  R                  UR                  S5      S9nUR                  R                  UR                  [        R                  5        U$ )N|r   pk__in)rK  rL  r8  rM  rY   
can_filterrT   _base_managerfilterr   r@  rN  rO  r   ORr1   rQ  rY   rR  s       r2   __or__QuerySet.__or__  s    %%eS1  'dM**Le]++K zz$$&& ))00D8I0J 	
 <<>--e4{{%%''KK--44ELL<N4OEu{{CFF3r5   c                    U R                  US5        U R                  U5        [        U [        5      (       a  U$ [        U[        5      (       a  U $ U R                  R                  5       (       a  U O1U R                  R                  R                  U R                  S5      S9nUR                  5       nUR                  U5        UR                  R                  5       (       d2  UR                  R                  R                  UR                  S5      S9nUR                  R                  UR                  [        R                  5        U$ )N^r   rW  )rK  rL  r8  rM  rY   rY  rT   rZ  r[  r   r@  rN  rO  r   XORr]  s       r2   __xor__QuerySet.__xor__  s    %%eS1  'dM**Le]++K zz$$&& ))00D8I0J 	
 <<>--e4{{%%''KK--44ELL<N4OEu{{CGG4r5   c              #   N  #    U R                  U UU=(       d    SS9nU R                  (       a  Uc  U S h  vN   g [        U5      n[        [	        XB5      5      =n(       a>  [        U/U R                  Q76   U S h  vN   [        [	        XB5      5      =n(       a  M=  g g  Nj N%7f)N  rS   )r   r   r   r8   r   prefetch_related_objects)r1   use_chunked_fetchr0   iterableiteratorrq   s         r2   	_iteratorQuerySet._iterator  s     ''+!)T ( 

 --1C>fX:;;g;$WNt/M/MN fX:;;g;;	   s(   4B%B!AB%=B#>B%B%#B%c                     Uc  U R                   (       a  [        S5      eOUS::  a  [        S5      e[        U R                     R                  R                  S5      (       + nU R                  X!5      $ )z
An iterator over the results from applying this QuerySet to the
database. chunk_size must be provided for QuerySets that prefetch
related objects. Otherwise, a default chunk_size of 2000 is supplied.
zTchunk_size must be provided when using QuerySet.iterator() after prefetch_related().r   %Chunk size must be strictly positive.DISABLE_SERVER_SIDE_CURSORS)r   r?  r   rX   settings_dictr   rk  )r1   r0   rh  s      r2   rj  QuerySet.iterator  sy     -- *  .
 1_DEE +DGG 4 B B F F)!
 
 ~~/<<r5   c                L  #    US::  a  [        S5      e[        U R                     R                  R	                  S5      (       + nU R                  XUS9nU R                  (       am  / nU  Sh  vN nUR                  U5        [        U5      U:  d  M+  [        U/U R                  Q76 I Sh  vN   U H  nU7v   M
     UR                  5         Mi  U  Sh  vN nU7v   M   Nv N8
 U(       a.  [        U/U R                  Q76 I Sh  vN    U H  nU7v   M
     gg NF
 g7f)zX
An asynchronous iterator over the results from applying this QuerySet
to the database.
r   rn  ro  rS   N)r?  r   rX   rp  r   r   r   appendr=   aprefetch_related_objectsclear)r1   r0   rh  ri  rq   r@   results          r2   	aiteratorQuerySet.aiterator!  s2    
 ?DEE +DGG 4 B B F F)!
 
 ''j ( 
 ))G& $dt$w<:-3"&"@"@   #*$ #*MMO ' d
%$ ' /"<<   &F L &	 hsr   A(D$*C).C%/C)2D$D$.C'/&D$D"D D"D$%C)'D$)!D$
DD$ D""D$c                    U R                   R                  (       a  [        S5      eU R                  / UQUR	                  5       Q7SS9  U H  n UR
                    X2UR
                  '   M      U R                   R                  5       R                  U R                  U5      $ ! [        [        4 a    [        S5      ef = f)z
Return a dictionary containing the calculations (aggregation)
over the current queryset.

If args is present the expression is passed as a kwarg using
the Aggregate object's default alias.
z/aggregate() + distinct(fields) not implemented.	aggregatemethod_namez#Complex aggregates require an alias)rY   distinct_fieldsNotImplementedError _validate_values_are_expressionsr   default_aliasAttributeErrorr;  r   get_aggregationrX   )r1   r   r   args       r2   rz  QuerySet.aggregateE  s     ::%%%&WXX--%d%V]]_%; 	. 	
 CG!! ),3$$%  zz!11$''6BB	 #I. G EFFGs   B""B>c                 T   #    [        U R                  5      " U0 UD6I S h  vN $  N7fr-   )r   rz  r1   r   r   s      r2   
aaggregateQuerySet.aaggregate^  s$     "4>>2DCFCCCC   (&(c                     U R                   b  [        U R                   5      $ U R                  R                  U R                  S9$ )z
Perform a SELECT COUNT() and return the number of records as an
integer.

If the QuerySet is already fully cached, return the length of the
cached results set to avoid multiple SELECT COUNT(*) calls.
rQ   )r   r=   rY   	get_countrX   rD   s    r2   countQuerySet.counta  s=     )t))**zz##$''#22r5   c                 R   #    [        U R                  5      " 5       I S h  vN $  N7fr-   )r   r  rD   s    r2   acountQuerySet.acountn       "4::.0000   '%'c                    U R                   R                  (       a0  U(       d  U(       a"  [        SU R                   R                  -  5      eU R                   R                  (       a  U R                  5       OU R                  " U0 UD6nU R                   R                  5       (       a+  U R                   R                  (       d  UR                  5       nSnUR                   R                  (       a,  [        UR                     R                  R                  (       a  [        nUR                   R                  US9  [        U5      nUS:X  a  UR                   S   $ U(       d<  U R"                  R%                  SU R"                  R&                  R(                  -  5      eU R"                  R+                  SU R"                  R&                  R(                  < SU(       a  XT:  a  UOS	US-
  -  < S
35      e)zT
Perform the query and return a single object matching the given
keyword arguments.
zCCalling QuerySet.get(...) with filters after %s() is not supported.NhighrW   r   z!%s matching query does not exist.zget() returned more than one z -- it returned zmore than %s!)rY   
combinatorr
   r@  r[  rY  r}  order_byselect_for_updater   rX   features%supports_select_for_update_with_limitMAX_GET_RESULTSrA  r=   r   rT   DoesNotExistrg   object_nameMultipleObjectsReturned)r1   r   r   clonelimitnums         r2   r   QuerySet.getq  so   
 ::  df##zz445  "&!6!6DKK<XQW<X::  ""4::+E+ENN$E--588$--SS#EKK""".%j!8&&q))**))3djj6F6F6R6RR  jj00 

  ,, CK^uqy5QQ
 	
r5   c                 T   #    [        U R                  5      " U0 UD6I S h  vN $  N7fr-   )r   r   r  s      r2   agetQuerySet.aget  s$     "488,d=f====r  c                 $   [        U5      R                  U R                  R                  R                  5      nU(       a  [        SSR                  U5      -  5      eU R                  " S0 UD6nSU l        UR                  SU R                  S9  U$ )zh
Create a new object with the given kwargs, saving it to the database
and returning the created object.
z3The following fields do not exist in this model: %s, T)force_insertrR   rL   )
	frozensetintersectionrT   rg   _reverse_one_to_one_field_namesr?  joinr   saverX   )r1   r   reverse_one_to_one_fieldsr}   s       r2   createQuerySet.create  s    
 %.f$5$B$BJJ<<%
! %E))567 
 jj"6"d$''2
r5   c                 T   #    [        U R                  5      " S0 UD6I S h  vN $  N7fNrL   )r   r  r1   r   s     r2   acreateQuerySet.acreate  "     "4;;/9&9999r  c                    SSK Jn  [        U R                     nU H  nUR                  c*  UR
                  R                  R                  U5      Ul        UR                  R                  (       dw  UR
                  R                   H]  nUR                  (       a  M  [        XER                  5      n[        Xb5      (       d  M=  [        XER                  UR                  5        M_     UR!                  SS9  M     g )Nr   )DatabaseDefaultbulk_create)operation_name)django.db.models.expressionsr  r   rX   r   rg   get_pk_value_on_saver  'supports_default_keyword_in_bulk_insertr   	generatedgetattrr`   r8  rl   
db_default _prepare_related_fields_for_save)r1   objsr  r   r}   rx   r   s          r2   _prepare_for_bulk_create!QuerySet._prepare_for_bulk_create  s    @ )
Cvv~::3?&&NN YY--E #C7E!%99]]E4D4DE . 000N r5   c                    U(       a  U(       a  [        S5      e[        U R                     R                  nU(       a,  UR                  (       d  [        S5      e[        R                  $ U(       a  UR                  (       d  [        S5      eU(       d  [        S5      eU(       a  UR                  (       d  [        S5      eU(       d  UR                  (       a  [        S5      e[        S U 5       5      (       a  [        S5      e[        S	 U 5       5      (       a  [        S
5      eU(       a"  [        S U 5       5      (       a  [        S5      e[        R                  $ g )Nz=ignore_conflicts and update_conflicts are mutually exclusive.z:This database backend does not support ignoring conflicts.z:This database backend does not support updating conflicts.zUFields that will be updated when a row insertion fails on conflicts must be provided.ztThis database backend does not support updating conflicts with specifying unique fields that can trigger the upsert.z;Unique fields that can trigger the upsert must be provided.c              3   h   #    U  H(  oR                   (       + =(       d    UR                  v   M*     g 7fr-   concretemany_to_manyr   ru   s     r2   r   6QuerySet._check_bulk_create_options.<locals>.<genexpr>  s      K]zz>3Q^^3]   02zEbulk_create() can only be used with concrete fields in update_fields.c              3   8   #    U  H  oR                   v   M     g 7fr-   primary_keyr  s     r2   r   r    s     8-Q==-   z@bulk_create() cannot be used with primary keys in update_fields.c              3   h   #    U  H(  oR                   (       + =(       d    UR                  v   M*     g 7fr-   r  r  s     r2   r   r    s      OA::~77r  zEbulk_create() can only be used with concrete fields in unique_fields.)r?  r   rX   r  supports_ignore_conflictsr
   r   IGNOREsupports_update_conflicts%supports_update_conflicts_with_targetanyUPDATE)r1   ignore_conflictsupdate_conflictsupdate_fieldsunique_fieldsdb_featuress         r2   _check_bulk_create_options#QuerySet._check_bulk_create_options  sL     0O  "$''*3388'P  $$$88'P  ! 5  [%V%V'" 
 ![%V%V Q  K]KKK %  8-888 %  OOOO$,  $$$r5   Fc           
      T   Ub  US::  a  [        S5      eU R                  R                  R                   HE  nUR                  R                  U R                  R                  R                  Ld  M<  [        S5      e   U(       d  U$ U R                  R                  nU(       aQ  U V	s/ s HD  n	U R                  R                  R                  U	S:X  a  UR                  R                  OU	5      PMF     nn	U(       a4  U V	s/ s H'  oR                  R                  R                  U	5      PM)     nn	U R                  UUUU5      n
SU l	        UR                   Vs/ s H  oR                  (       a  M  UPM     nn[        U5      nU R                  U5        [        R                  " U R                   SS9   [#        S	 U5      u  pU(       a  U R%                  UUUU
UUS
9n['        X5       HO  u  nn['        UUR(                  5       H/  u  nnUUR                  :w  d  M  [+        UUR,                  U5        M1     MQ     U H/  nSUR.                  l        U R                   UR.                  l        M1     U(       Ga   U Vs/ s H  n[3        U[4        5      (       a  M  UPM     nnU R%                  UUUU
UUS
9n[6        U R                      nUR8                  R:                  (       a  U
c  [=        U5      [=        U5      :X  d   e['        X5       Hi  u  nn['        UUR(                  5       H  u  nn[+        UUR,                  U5        M     SUR.                  l        U R                   UR.                  l        Mk     SSS5        U$ s  sn	f s  sn	f s  snf s  snf ! , (       d  f       U$ = f)a2  
Insert each of the instances into the database. Do *not* call
save() on each of the instances, do not send any pre/post_save
signals, and do not set the primary key attribute if it is an
autoincrement field (except if features.can_return_rows_from_bulk_insert=True).
Multi-table models are not supported.
Nr   &Batch size must be a positive integer.z/Can't bulk create a multi-table inherited modelr   TFrR   	savepointc                     U R                   S L $ r-   r   )os    r2   <lambda>&QuerySet.bulk_create.<locals>.<lambda>0  s    r5   on_conflictr  r  )r?  rT   rg   all_parentsconcrete_modelrh   r   rn   r  r   concrete_fieldsr  r8   r  r   atomicrX   r&   _batched_insertzipdb_returning_fieldsrl   r`   _stateaddingr8  r   r   r   can_return_rows_from_bulk_insertr=   )r1   r  
batch_sizer  r  r  r  parentoptsrn   r  ru   r   objs_with_pkobjs_without_pkreturned_columnsobj_with_pkrq   rv  rx   r   obj_without_pks                         r2   r  QuerySet.bulk_create  s=   8 !jAoEFF
 jj&&22F||**$**2B2B2Q2QQ !RSS 3 Kzz *)D 

  **44<477<<TR)   JWX-$ZZ--77=-MX55	
 !11E1!1EDz%%d+dgg?,56Ld,S)L#'#7#7  +"/"/ $8 $  -0,O(K),Wd6N6N)O DGG+#KG *P -P $0K05K&&-,0GGK&&) $0 %+LV:a3K!VL#'#7#7# +"/"/ $8 $  )1
''HH#+/0C4HHHH/2?/U+NG),Wd6N6N)OvF *P38N))0/3wwN)),	 0VE @P q
 Y F, M' @?P sF   (AN .N	N1N4A&NA N>NN!CNN
N'c           	      Z   #    [        U R                  5      " UUUUUUS9I S h  vN $  N7f)N)r  r  r  r  r  r  )r   r  )r1   r  r  r  r  r  r  s          r2   abulk_createQuerySet.abulk_createY  s;      #4#3#34!--''
 
 	
 
   "+)+c           
        ^^ Tb  TS::  a  [        S5      eU(       d  [        S5      e[        T5      m[        S T 5       5      (       a  [        S5      eU Vs/ s H'  o@R                  R                  R                  U5      PM)     nn[        S U 5       5      (       a  [        S5      e[        S	 U 5       5      (       a  [        S
5      eT(       d  gT H  nUR                  SUS9  M     SU l        [        U R                     nUR                  R                  SS/U-   T5      nT(       a  [        TU5      OUmUR                  R                  nUU4S j[        S[!        T5      T5       5       n	/ n
U	 H  n0 nU H  n/ nU HU  n[#        X]R$                  5      n['        US5      (       d	  [)        XS9nUR+                  [-        UR.                  US95        MW     [1        USU06nU(       a
  [3        UUS9nUXR$                  '   M     U
R+                  U Vs/ s H  oUR.                  PM     snU45        M     SnU R5                  U R                  5      n[6        R8                  " U R                  SS9   U
 H(  u  nnUUR;                  US9R<                  " S0 UD6-  nM*     SSS5        U$ s  snf s  snf ! , (       d  f       U$ = f)zG
Update the given fields in each of the given objects in the database.
Nr   r  z+Field names must be given to bulk_update().c              3   <   #    U  H  oR                   S L v   M     g 7fr-   r  )r   r}   s     r2   r   'QuerySet.bulk_update.<locals>.<genexpr>t  s     .#vv~s   z6All bulk_update() objects must have a primary key set.c              3   h   #    U  H(  oR                   (       + =(       d    UR                  v   M*     g 7fr-   r  r  s     r2   r   r  w  s      @A::~//r  z4bulk_update() can only be used with concrete fields.c              3   8   #    U  H  oR                   v   M     g 7fr-   r  r  s     r2   r   r  y  s     -f}}fr  z5bulk_update() cannot be used with primary key fields.bulk_update)r  r   Tr   c              3   2   >#    U  H  nTXT-    v   M     g 7fr-   rL   )r   r   r  r  s     r2   r   r    s     U5T4
N+5Ts   resolve_expressionoutput_field)r   thenr  Fr  rW  rL   )r?  r   r  rT   rg   rh   r  r   r   rX   r   bulk_batch_sizeminr  requires_casted_case_in_updatesr   r=   r  r`   r   r   rs  r   r   r   r   rR   r   r  r[  r  )r1   r  r   r  rn   r}   r   max_batch_sizerequires_castingbatchesupdates
batch_objsupdate_kwargsrx   when_statementsattrcase_statementrows_updatedr.   pkss    ` `                r2   r  QuerySet.bulk_updatek  s    !jAoEFFJKKT{....UVV?EFvt**"",,T2vF@@@@STT-f---TUUC00,V 1    )
#77tv8MtT8BS^4
%..NNUU1c$i5TU!JM"$%C"36D"4)=>>$T>#**4366+EF	 &
 "&!KU!K#%).u%MN/=mm,   NNz:zVVz:MJK " ::dgg&dgg?&-"]s ; B B S] SS '. @ O GB ; @? s   .J5J:
</J??
Kc                 T   #    [        U R                  5      " UUUS9I S h  vN $  N7f)N)r  r   r  )r   r  )r1   r  r   r  s       r2   abulk_updateQuerySet.abulk_update  s0     "4#3#34!
 
 	
 
r  c                    SU l          U R                  " S0 UD6S4$ ! U R                  R                   a    U R                  " U40 UD6n [
        R                  " U R                  S9   [        [        U5      5      nU R                  " S0 UD6S4sSSS5        s $ ! , (       d  f        g= f! [         a:     U R                  " S0 UD6S4s s $ ! U R                  R                   a     e f = ff = ff = f)z
Look up an object with the given kwargs, creating one if necessary.
Return a tuple of (object, created), where created is a boolean
specifying whether an object was created.
TFrQ   NrL   )r   r   rT   r  _extract_model_paramsr   r  rX   dictr"   r  r	   )r1   defaultsr   paramss       r2   get_or_createQuerySet.get_or_create  s     	88%f%u,,zz&& 	//CFCF	 ''dgg6!"3F";<F;;00$6 7666 " 88-f-u44zz.. 	si    -C7B/)(B	B/C7
B,	'B/,B//
C3:CC3C7C/,C3.C//C33C7c                 X   #    [        U R                  5      " SSU0UD6I S h  vN $  N7f)Nr"  rL   )r   r$  )r1   r"  r   s      r2   aget_or_createQuerySet.aget_or_create  s7     "4#5#56 


 
 	
 
   !*(*c                    U=(       d    0 nUc  UnSU l         [        R                  " U R                  S9   U R	                  5       R
                  " U40 UD6u  pVU(       a  XV4sSSS5        $ [        U5       H  u  px[        XWU5        M     [        U5      n	U R                  R                  R                  n
U
R                  U	5      (       a  U R                  R                  R                   H  nUR                  (       a  M  UR                  R                   ["        R                   L a  M?  U	R%                  UR&                  5        UR&                  UR(                  :w  d  Mv  U	R%                  UR(                  5        M     UR+                  U R                  U	S9  OUR+                  U R                  S9  SSS5        US4$ ! , (       d  f       WS4$ = f)a9  
Look up an object with the given kwargs, updating one with defaults
if it exists, otherwise create a new one. Optionally, an object can
be created with different values than defaults by using
create_defaults.
Return a tuple (object, created), where created is a boolean
specifying whether an object was created.
NTrQ   )rR   r  F)r   r   r  rX   r  r$  r"   rl   setrT   rg   _non_pk_concrete_field_names
issupersetlocal_concrete_fieldsr  r   pre_saver   addrn   r`   r  )r1   r"  create_defaultsr   update_defaultsr}   createdr   r   r  concrete_field_namesrx   s               r2   update_or_createQuerySet.update_or_create  s{    #.b"-Odgg.  113AA#)LC | /. */:" ;  0M#'::#3#3#P#P #..}==
 "ZZ--CCE)))U__-E-E-W%))%**5 ::6)--emm< D twwmDtww'9 /: Ez; /.: Ezs%   -G-BG%G-3G$AG
Gc                 Z   #    [        U R                  5      " SUUS.UD6I S h  vN $  N7f)N)r"  r1  rL   )r   r5  )r1   r"  r1  r   s       r2   aupdate_or_createQuerySet.aupdate_or_create  s<     "4#8#89 
+
 
 
 	
 
r  c           
         U=(       d    0 nUR                  5        VVs0 s H  u  p4[        U;  d  M  X4_M     nnnUR                  U5        U R                  R                  R
                  n/ nU H)  n U R                  R                  R                  U5        M+     U(       aU  [        R                  " SU R                  R                  R                  < SSR                  [        U5      5      < S35      eU$ s  snnf ! [        R                   aB    X;   a%  [        U R                  U5      R                  (       d  UR                  U5         M   M  f = f)zg
Prepare `params` for creating a model instance based on the given
kwargs; for use by get_or_create().
z Invalid field name(s) for model z: 'z', 'z'.)rc   r   r  rT   rg   _property_namesrh   r   r   r  fsetrs  
FieldErrorr  r  sorted)	r1   r"  r   r   r   r#  property_namesinvalid_paramsparams	            r2   r   QuerySet._extract_model_params  s   
 >r#)<<>I>41Zq5H$!$>Ih))99E1

  **51  '' JJ$$00KK~ 67  ' J // 1/GDJJ4N4S4S"))%0 5T1s   C<C<5%DAEEc                    U(       a  UnOE[        U R                  R                  S5      nU(       a  [        U[        [
        45      (       d  U4nUc  [        S5      eU R                  5       nUR                  R                  SS9  UR                  R                  SS9  UR                  R                  " U6   UR                  5       $ )za
Return the earliest object according to fields (if given) or by the
model's Meta.get_latest_by.
get_latest_byzmearliest() and latest() require either fields as positional arguments or 'get_latest_by' in the model's Meta.rW   r  Tforce)r  rT   rg   r8  r   r8   r?  r@  rY   rA  clear_orderingadd_orderingr   )r1   r   r  r}   s       r2   	_earliestQuerySet._earliest  s    
 Htzz//AH
8eT] C C$;D  kkm		!$		  t ,		)wwyr5   c                 l    U R                   R                  (       a  [        S5      eU R                  " U6 $ )N2Cannot change a query once a slice has been taken.)rY   	is_slicedr;  rI  r1   r   s     r2   earliestQuerySet.earliest.  s*    ::PQQ~~v&&r5   c                 N   #    [        U R                  5      " U6 I S h  vN $  N7fr-   )r   rO  rN  s     r2   	aearliestQuerySet.aearliest3  s     "4==16::::   %#%c                     U R                   R                  (       a  [        S5      eU R                  5       R                  " U6 $ )z_
Return the latest object according to fields (if given) or by the
model's Meta.get_latest_by.
rL  )rY   rM  r;  reverserI  rN  s     r2   latestQuerySet.latest6  s4    
 ::PQQ||~''00r5   c                 N   #    [        U R                  5      " U6 I S h  vN $  N7fr-   )r   rW  rN  s     r2   alatestQuerySet.alatest?  s     "4;;/8888rT  c                     U R                   (       a  U nO U R                  SS9  U R                  S5      nUSS  H  nUs  $    g)z@Return the first object of a query or None if no match is found.firstmethodr   NrW   )ordered/_check_ordering_first_last_queryset_aggregationr  r1   r.   r}   s      r2   r]  QuerySet.firstB  sB    <<H@@@P}}T*HBQ<CJ  r5   c                 R   #    [        U R                  5      " 5       I S h  vN $  N7fr-   )r   r]  rD   s    r2   afirstQuerySet.afirstL  r  r  c                     U R                   (       a  U R                  5       nO U R                  SS9  U R                  S5      nUSS  H  nUs  $    g)z?Return the last object of a query or None if no match is found.lastr^  z-pkNrW   )r`  rV  ra  r  rb  s      r2   rh  QuerySet.lastO  sH    <<||~H@@@O}}U+HBQ<CJ  r5   c                 R   #    [        U R                  5      " 5       I S h  vN $  N7fr-   )r   rh  rD   s    r2   alastQuerySet.alastY  s     "499-////r  r   )
field_namec          
         U R                   R                  (       a  [        S5      eU R                  R                  nUR
                   Vs/ s H-  n[        UR                  5      S:X  d  M  UR                  S   PM/     nnUS:w  aN  UR                  U5      R                  (       d.  X%;  a)  U R                   R                  U4:w  a  [        SU-  5      eUb  U(       d  0 $ SR                  U5      n[        U R                     R                  R                   n[#        U5      nU(       aT  U[        U5      :  aE  Sn[%        S[        U5      U5       H(  n	XX-    n
U[#        U R&                  " S0 Xj0D65      -  nM*     O$U R&                  " S0 Xa0D6nOU R)                  5       nU Vs0 s H  n[+        X5      U_M     sn$ s  snf s  snf )z
Return a dictionary mapping each of the given IDs to the object with
that ID. If `id_list` isn't provided, evaluate the entire QuerySet.
z.Cannot use 'limit' or 'offset' with in_bulk().rW   r   r   z;in_bulk()'s field_name must be a unique field but %r isn't.z{}__inrL   )rY   rM  r;  rT   rg   total_unique_constraintsr=   r   rh   uniquer}  r?  formatr   rX   r  max_query_paramsr   r   r[  r@  r  )r1   id_listrm  r  
constraintr  
filter_keyr  rC  offsetbatchr}   s               r2   in_bulkQuerySet.in_bulk\  s   
 ::LMMzz #;;
;
:$$%* !Ja ; 	 
 $NN:.55/

**zm;M  	!4J$TWW-66GGJGnG j3w<7#As7|Z@F#V-@AE% Bz.A BCCB A [[9J#89B9;<#(#-<<A
@ =s   G ,G 'Gc                R   #    [        U R                  5      " UUS9I S h  vN $  N7f)N)rs  rm  )r   rx  )r1   rs  rm  s      r2   ain_bulkQuerySet.ain_bulk  s+     "4<<0!
 
 	
 
r  c                    U R                  S5        U R                  R                  (       a  [        S5      eU R                  R                  (       a  [        S5      eU R
                  b  [        S5      eU R                  5       nSUl        SUR                  l        SUR                  l	        UR                  R                  SS9  [        UR                  U S	9nUR                  U5        UR                  5       u  p4SU l        X44$ )
z+Delete the records in the current QuerySet.deletez-Cannot use 'limit' or 'offset' with delete().z.Cannot call delete() after .distinct(*fields).Nz6Cannot call delete() after .values() or .values_list()TFrE  )rR   origin)_not_support_combined_queriesrY   rM  r;  r}  r   r@  r   r  select_relatedrG  r   rX   collectr~  r   )r1   	del_query	collectornum_deletednum_deleted_per_models        r2   r~  QuerySet.delete  s    **84::KLL::%%LMM<<#TUUKKM	
  $	 -2	)).	&&&T&2ILL>	)$-6-=-=-?* "11r5   c                 R   #    [        U R                  5      " 5       I S h  vN $  N7fr-   )r   r~  rD   s    r2   adeleteQuerySet.adelete       "4;;/1111r  c                 
   U R                   R                  5       n[        R                  Ul        UR                  U5      R                  [        5      nU(       a  U   UR                  sSSS5        $ g! , (       d  f       g= f)z
Delete objects found from the given queryset in single direct SQL
query. No signals are sent and there is no protection for cascades.
Nr   )	rY   r  r   DeleteQueryr   rZ   r[   r   rowcount)r1   rR   rY   r   s       r2   _raw_deleteQuerySet._raw_delete  s^    
 

  "//##E*66v>  s   A44
Bc                    U R                  S5        U R                  R                  (       a  [        S5      eSU l        U R                  R                  [        R                  5      nUR                  U5        / nUR                   H  nUnSn[        U[        5      (       a)  UR                  S5      (       a  UR                  S5      nSnUR                  R                  U5      =n(       aU  [!        USS5      (       a  ["        R$                  " SU 35      eU(       a  UR'                  5       nUR)                  U5        M  UR)                  U5        M     [+        U5      Ul	        0 Ul        [,        R.                  " U R0                  S9   UR3                  U R0                  5      R5                  [6        5      nS	S	S	5        S	U l        W$ ! , (       d  f       N= f)
zf
Update all elements in the current QuerySet, setting all the given
fields to the appropriate values.
r  2Cannot update a query once a slice has been taken.TF-contains_aggregatez-Cannot update when ordering by an aggregate: rQ   N)r  rY   rM  r;  r   r   r   UpdateQueryadd_update_valuesr  r8  str
startswithremoveprefixannotationsr   r  r   r=  descrs  r   r   mark_for_rollback_on_errorrX   rZ   r[   r   r   )	r1   r   rY   new_order_bycolalias
descending
annotationrowss	            r2   r  QuerySet.update  s   
 	**84::PQQ

  1' >>CEJ%%%%*:*:3*?*?**3/!
"..22599z9:';UCC$//G
|T  !+!2J##J/##C( "  |, 33$''B%%dgg.::6BD C! CBs   /G
Gc                 T   #    [        U R                  5      " S0 UD6I S h  vN $  N7fr  )r   r  r  s     r2   aupdateQuerySet.aupdate  r  r  c                 :   U R                   R                  (       a  [        S5      eU R                   R                  [        R
                  5      nUR                  U5        0 Ul        SU l        UR                  U R                  5      R                  [        5      $ )z
A version of update() that accepts field objects instead of field names.
Used primarily for model saving and not intended for use by general
code (it requires too much poking around at model internals to be
useful at that level).
r  N)rY   rM  r;  r   r   r  add_update_fieldsr  r   rZ   rX   r[   r   )r1   r   rY   s      r2   _updateQuerySet._update  ss     ::PQQ

  1'!!!$''*66v>>r5   c                     U R                   c#  U R                  R                  U R                  S9$ [	        U R                   5      $ )zF
Return True if the QuerySet would have any results, False otherwise.
rQ   )r   rY   has_resultsrX   r3  rD   s    r2   existsQuerySet.exists  s=     %::)))88D&&''r5   c                 R   #    [        U R                  5      " 5       I S h  vN $  N7fr-   )r   r  rD   s    r2   aexistsQuerySet.aexists  r  r  c                    U R                  S5        U R                  b  [        S5      e UR                  R                  U R
                  R                  R                  :w  a  g UR                  c  [        S5      eU R                  b  XR                  ;   $ U R                  UR                  S9R                  5       $ ! [         a    [        S5      ef = f)zI
Return True if the QuerySet contains the provided obj,
False otherwise.
containszBCannot call QuerySet.contains() after .values() or .values_list().Fz'obj' must be a model instance.z6QuerySet.contains() cannot be used on unsaved objects.r  )r  r   r;  rg   r  rT   r  r   r?  r   r[  r  r1   r}   s     r2   r  QuerySet.contains  s    
 	**:6<<#T 	?yy''4::+;+;+J+JJ K 66>UVV),,,,{{cff{%,,..  	?=>>	?s   8B? ?Cc                 P   #    [        U R                  5      " US9I S h  vN $  N7f)N)r}   )r   r  r  s     r2   	acontainsQuerySet.acontains#  s     "4==1c::::s   &$&c                 R    [        U R                  /U R                  Q76   SU l        g NTrg  r   r   r   rD   s    r2   _prefetch_related_objects"QuerySet._prefetch_related_objects&  s#     !3!3Ud6T6TU"r5   )rq  c                T    U R                   R                  " SU R                  US.UD6$ )zX
Runs an EXPLAIN on the SQL query this QuerySet would perform, and
returns the results.
)rR   rq  rL   )rY   explainrX   r1   rq  optionss      r2   r  QuerySet.explain+  s'    
 zz!!JJ'JJr5   c                X   #    [        U R                  5      " SSU0UD6I S h  vN $  N7f)Nrq  rL   )r   r  r  s      r2   aexplainQuerySet.aexplain2  s'     "4<<0JJ'JJJJr)  c                 z    Uc  U R                   n[        UU R                  UUUS9nU R                  S S  Ul        U$ )N)rT   r#  translationsrR   )rX   RawQuerySetrT   r   )r1   	raw_queryr#  r  rR   rC  s         r2   rawQuerySet.raw9  sG    =GGE**%
 (,'E'Ea'H$	r5   c                     U R                  5       nU(       a  UR                  " S0 UD6nXl        UR                  R	                  U5        U$ r  )r@  annotater   rY   
set_valuesr1   r   expressionsr  s       r2   _valuesQuerySet._valuesF  s=    NN1[1Ev&r5   c                 \    U[        U5      -  nU R                  " U0 UD6n[        Ul        U$ r-   )r   r  r   r   r  s       r2   r   QuerySet.valuesN  s1    %$$f44 .r5   )flatnamedc                ~   U(       a  U(       a  [        S5      eU(       a  [        U5      S:  a  [        S5      eU Vs1 s H  n[        US5      (       a  M  UiM     nn/ n0 nSnU H  n	[        U	S5      (       ab  [        U	SU	R                  R
                  R                  5       5      n
 U
[        U5      -   nUS-  nX;  a  OM  XU'   UR                  U5        Mv  UR                  U	5        M     U R                  " U0 UD6nU(       a  [        Ul        U$ U(       a  [        Ul        U$ [        Ul        U$ s  snf )Nz*'flat' and 'named' can't be used together.rW   zH'flat' is not valid when values_list is called with more than one field.r	  r  )r;  r=   r   r  r   rG   lowerr  rs  r  r   r   r   r   )r1   r  r  r   ru   field_namesr   r  counterrx   field_id_prefixfield_idr  s                r2   values_listQuerySet.values_listT  sI   EHIICK!O 
 #)Q&Q;O0Pq&QEu233")?EOO,D,D,J,J,L# .W=HqLG2	 
 ).H%x(u%  g55  $ 	
  ,0' 	
  6H 	
 3 Rs   D:D:c                    US;  a  [        S5      eUS;  a  [        S5      eU R                  [        X[        5       S9[	        U5      S9R                  SSS	9R                  5       R                  S
S9R                  US:X  a  SOSS-   5      $ )zl
Return a list of date objects representing all available dates for
the given field_name, scoped to 'kind'.
)yearmonthweekdayz8'kind' must be one of 'year', 'month', 'week', or 'day'.ASCDESC''order' must be either 'ASC' or 'DESC'.r
  )	datefieldplain_fieldr  Tr  Fplain_field__isnullr  r   )	r?  r  r   r   r   r  distinctr[  r  )r1   rm  kindorders       r2   datesQuerySet.datesx  s    
 77WXX'FGGMM
y{KjM   [4[0XZVV.Xevos2DE		
r5   c           	         US;  a  [        S5      eUS;  a  [        S5      e[        R                  (       a  Uc  [        R                  " 5       nOSnU R                  [        UU[        5       US9[        U5      S9R                  SS	S
9R                  5       R                  SS9R                  US:X  a  SOSS-   5      $ )zt
Return a list of datetime objects representing all available
datetimes for the given field_name, scoped to 'kind'.
)r  r  r  r  hourminutesecondzT'kind' must be one of 'year', 'month', 'week', 'day', 'hour', 'minute', or 'second'.r  r  N)r  tzinfo)datetimefieldr  r  Tr  Fr  r  r  r  )r?  r   USE_TZr#   get_current_timezoner  r   r   r   r  r  r[  r  )r1   rm  r  r  r  s        r2   	datetimesQuerySet.datetimes  s    
 SS1  'FGG??~!668FMM#!.!	 jM   [t[4XZVV.Xevos2HI	
r5   c                 Z    U R                  5       nUR                  R                  5         U$ )zReturn an empty QuerySet.)r@  rY   	set_emptyr1   r  s     r2   noneQuerySet.none  s"    r5   c                 "    U R                  5       $ )z}
Return a new QuerySet that is a copy of the current one. This allows a
QuerySet to proxy for a model manager in some cases.
)r@  rD   s    r2   allQuerySet.all  s    
 {{}r5   c                 H    U R                  S5        U R                  SX5      $ )zI
Return a new QuerySet instance with the args ANDed to the existing
set.
r[  Fr  _filter_or_excluder  s      r2   r[  QuerySet.filter  s%    
 	**84&&ud;;r5   c                 H    U R                  S5        U R                  SX5      $ )zK
Return a new QuerySet instance with NOT (args) ANDed to the existing
set.
excludeTr  r  s      r2   r
  QuerySet.exclude  s%    
 	**95&&tT::r5   c                     U(       d  U(       a&  U R                   R                  (       a  [        S5      eU R                  5       nU R                  (       a  SU l        XU4Ul        U$ UR                  XU5        U$ )Nz2Cannot filter a query once a slice has been taken.F)rY   rM  r;  r@  r   r   r   )r1   r   r   r   r  s        r2   r  QuerySet._filter_or_exclude  sf    F

 4 4PQQ""&+D#%+6%9E"  ,,V6Br5   c                     U(       a&  U R                   R                  [        U0 UD6) 5        g U R                   R                  [        U0 UD65        g r-   )r   add_qr   r   s       r2   r   #QuerySet._filter_or_exclude_inplace  s@    KKq$1&112KKa001r5   c                     [        U[        5      (       a-  U R                  5       nUR                  R	                  U5        U$ U R                  SSUS9$ )a  
Return a new QuerySet instance with filter_obj added to the filters.

filter_obj can be a Q object or a dictionary of keyword lookup
arguments.

This exists to support framework features such as 'limit_choices_to',
and usually it will be more natural to use other methods.
FrL   )r   r   )r8  r   r@  rY   r  r  )r1   
filter_objr  s      r2   complex_filterQuerySet.complex_filter  sK     j!$$KKMEKKj)L**5r**MMr5   )r  c                *   U R                  5       nUR                  R                  SS9  UR                  R                  5         U R                  4[	        S U 5       5      -   UR                  l        XR                  l        X$R                  l        U$ )NTrE  c              3   8   #    U  H  oR                   v   M     g 7fr-   )rY   )r   rC  s     r2   r   -QuerySet._combinator_query.<locals>.<genexpr>  s      =
'HHxr  )r@  rY   rG  clear_limitsr   combined_queriesr  combinator_all)r1   r  r  other_qsr  s        r2   _combinator_queryQuerySet._combinator_query  sx    """.  "(,

}u =
'=
 8
 (
$ ",%("r5   c                &   [        U [        5      (       ab  U Vs/ s H  n[        U[        5      (       a  M  UPM     nnU(       d  U $ [        U5      S:X  a  US   $ US   R                  " S/USS  Q7SU06$ U R                  " S/UQ7SU06$ s  snf )NrW   r   unionr  )r8  rM  r=   r  )r1   r  r  qrC  s        r2   r  QuerySet.union  s    dM**%JXZ=-I!XBJ2w!|!ua5**7ERVEEE%%gBBcBB Ks
   BBc                     [        U [        5      (       a  U $ U H  n[        U[        5      (       d  M  Us  $    U R                  " S/UQ76 $ )Nr  r8  rM  r  )r1   r  rQ  s      r2   r  QuerySet.intersection  sH    dM**KE%//  %%n@x@@r5   c                 V    [        U [        5      (       a  U $ U R                  " S/UQ76 $ )N
differencer#  )r1   r  s     r2   r&  QuerySet.difference  s*    dM**K%%l>X>>r5   c                    U(       a  U(       a  [        S5      eU R                  5       nSUl        SUR                  l        XR                  l        X%R                  l        X5R                  l        XER                  l        U$ )zQ
Return a new QuerySet instance that will select objects with a
FOR UPDATE lock.
z2The nowait option cannot be used with skip_locked.T)	r?  r@  r   rY   r  select_for_update_nowaitselect_for_update_skip_lockedselect_for_update_ofselect_for_no_key_update)r1   nowaitskip_lockedofno_keyr}   s         r2   r  QuerySet.select_for_update  s`    
 kQRRkkm&*		#-3		*2=		/)+		&-3		*
r5   c                    U R                  S5        U R                  b  [        S5      eU R                  5       nUS:X  a  SUR                  l        U$ U(       a  UR                  R                  U5        U$ SUR                  l        U$ )z
Return a new QuerySet instance that will select related objects.

If fields are specified, they must be ForeignKey fields and only those
related objects are included in the selection.

If select_related(None) is called, clear the list.
r  z>Cannot call select_related() after .values() or .values_list()r-   FT)r  r   r;  r@  rY   r  add_select_related)r1   r   r}   s      r2   r  QuerySet.select_related'  s     	**+;<<<#P  kkmW',CII$
 
	 II((0 
 (,CII$
r5   c                 \   U R                  S5        U R                  5       nUS:X  a	  SUl        U$ U Ha  n[        U[        5      (       a  UR
                  nUR                  [        S5      S   nX0R                  R                  ;   d  MX  [        S5      e   UR                  U-   Ul        U$ )a  
Return a new QuerySet instance that will prefetch the specified
Many-To-One and Many-To-Many related objects when the QuerySet is
evaluated.

When prefetch_related() is called more than once, append to the list of
prefetch lookups. If prefetch_related(None) is called, clear the list.
prefetch_relatedr-   rL   rW   r   z:prefetch_related() is not supported with FilteredRelation.)r  r@  r   r8  Prefetchprefetch_tosplitr   rY   _filtered_relationsr?  )r1   lookupsr  lookups       r2   r6  QuerySet.prefetch_related?  s     	**+=>g.0E+  "fh//#//Fj!4Q7ZZ;;;$T  " /4.M.MPW.WE+r5   c                 D    U R                  S5        U R                  XSS9$ )zg
Return a query set in which the returned objects have been annotated
with extra data or aggregations.
r  Tr\   r  	_annotater  s      r2   r  QuerySet.annotateX  s%    
 	**:6~~d4~88r5   c                 D    U R                  S5        U R                  XSS9$ )zG
Return a query set with added aliases for extra data or aggregations.
r  Fr?  r@  r  s      r2   r  QuerySet.alias`  s%     	**73~~d5~99r5   c                    U R                  U[        UR                  5       5      -   SS9  0 nU H;  n UR                  U;   a  [	        SUR                  -  5      e XTUR                  '   M=     UR                  U5        U R                  5       nU R                  nUcH  [        [        R                  " S U R                  R                  R                  5        5       5      5      nUR                  5        He  u  pX;   a  [	        SU-  5      e[!        U	["        5      (       a  UR$                  R'                  X5        MJ  UR$                  R)                  U	UUS9  Mg     UR$                  R*                  R                  5        HY  u  pX;   d  M  U	R,                  (       d  M  UR                  c  SUR$                  l        OUR$                  R1                  5           U$    U$ ! [
         a    [        S5      ef = f)	Nr  r{  zQThe named annotation '%s' conflicts with the default name for another annotation.z$Complex annotations require an aliasc              3      #    U  H;  n[        US 5      (       a  UR                  UR                  4OUR                  4v   M=     g7f)r`   N)r   rn   r`   )r   rx   s     r2   r   %QuerySet._annotate.<locals>.<genexpr>}  sE      $ "? #5)44 U]]3#jj]+ "?s   AAz8The annotation '%s' conflicts with a field on the model.r?  T)r  r   r   r  r?  r;  r  r@  r   r+  r   from_iterablerT   rg   
get_fieldsrc   r8  r   rY   add_filtered_relationadd_annotationr  r  group_byset_group_by)
r1   r   r   r\   r  r  r  r   r  r  s
             r2   rA  QuerySet._annotateg  s   --5))z 	. 	
 CH$$.$?ADARARS  / .1))*  	6"=## $ "&!1!1!<!<!>$ 	E "-!2!2!4E~ !#()  *&67711*D**! +  "5 "'!8!8!>!>!@E#
(E(E(E==(+/EKK(KK,,. "A S  H FGGHs   (G""G8c                     U R                   R                  (       a  [        S5      eU R                  5       nUR                   R	                  SSS9  UR                   R
                  " U6   U$ )z9Return a new QuerySet instance with the ordering changed.z3Cannot reorder a query once a slice has been taken.TF)rF  clear_default)rY   rM  r;  r@  rG  rH  r1   r  r}   s      r2   r  QuerySet.order_by  sT    ::QRRkkm		  t5 A		,
r5   c                     U R                  S5        U R                  R                  (       a  [        S5      eU R	                  5       nUR                  R
                  " U6   U$ )zH
Return a new QuerySet instance that will select only distinct results.
r  z:Cannot create distinct fields once a slice has been taken.)r  rY   rM  r;  r@  add_distinct_fieldsrQ  s      r2   r  QuerySet.distinct  sS     	**:6::L  kkm		%%{3
r5   c                     U R                  S5        U R                  R                  (       a  [        S5      eU R	                  5       nUR                  R                  XX#XE5        U$ )z%Add extra SQL fragments to the query.extrarL  )r  rY   rM  r;  r@  	add_extra)r1   r\   wherer#  tablesr  select_paramsr  s           r2   rW  QuerySet.extra  sQ     	**73::PQQfUFUr5   c                     U R                   R                  (       a  [        S5      eU R                  5       nUR                   R                  (       + UR                   l        U$ )z%Reverse the ordering of the QuerySet.z3Cannot reverse a query once a slice has been taken.)rY   rM  r;  r@  standard_orderingr  s     r2   rV  QuerySet.reverse  sD    ::QRR,1KK,I,I(I%r5   c                     U R                  S5        U R                  b  [        S5      eU R                  5       nUS:X  a  UR                  R                  5         U$ UR                  R                  U5        U$ )z
Defer the loading of data for certain fields until they are accessed.
Add the set of deferred fields to any existing set of deferred fields.
The only exception to this is if None is passed in as the only
parameter, in which case removal all deferrals.
deferz5Cannot call defer() after .values() or .values_list()r-   )r  r   r;  r@  rY   clear_deferred_loadingadd_deferred_loading)r1   r   r  s      r2   ra  QuerySet.defer  sk     	**73<<#STTWKK..0  KK,,V4r5   c                 \   U R                  S5        U R                  b  [        S5      eUS:X  a  [        S5      eU H@  nUR                  [        S5      S   nX R
                  R                  ;   d  M7  [        S5      e   U R                  5       nUR
                  R                  U5        U$ )z
Essentially, the opposite of defer(). Only the fields passed into this
method and that are not already specified as deferred are loaded
immediately when the queryset is evaluated.
onlyz4Cannot call only() after .values() or .values_list()r-   z*Cannot pass None as an argument to only().rW   r   z.only() is not supported with FilteredRelation.)
r  r   r;  r9  r   rY   r:  r?  r@  add_immediate_loading)r1   r   rx   r  s       r2   rf  QuerySet.only  s     	**62<<#RSSW HIIEKK
A.q1E

666 !QRR  ))&1r5   c                 2    U R                  5       nXl        U$ )z;Select which database this QuerySet should execute against.)r@  r   )r1   r  r  s      r2   rR   QuerySet.using  s    	r5   c                 ^   [        U [        5      (       a  gU R                  R                  (       d  U R                  R                  (       a  gU R                  R
                  (       aE  U R                  R                  5       R                  (       a  U R                  R                  (       d  gg)z{
Return True if the QuerySet is ordered -- i.e. has an order_by()
clause or a default ordering on the model (or is empty).
TF)	r8  rM  rY   extra_order_byr  default_orderingget_metaorderingrL  rD   s    r2   r`  QuerySet.ordered  sh     dM**::$$

(;(;JJ''

##%.. 

##r5   c                    U R                   (       a>  U R                  =(       d+    [        R                  " U R                  40 U R
                  D6$ U R                  =(       d+    [        R                  " U R                  40 U R
                  D6$ z7Return the database used if this query is executed now.)r   r   r   db_for_writerT   r   db_for_readrD   s    r2   rX   QuerySet.db  sY     ??88Mv224::MMMxxH6--djjHDKKHHr5   c	                     SU l         Uc  U R                  n[        R                  " U R                  UUUS9n	U	R                  X!US9  U	R                  US9R                  U5      $ )z
Insert a new record for the given model. This provides an interface to
the InsertQuery class and is how Model.save() is implemented.
Tr  )r  rQ   )r   rX   r   InsertQueryrT   insert_valuesrZ   r[   )
r1   r  r   returning_fieldsr  rR   r  r  r  rY   s
             r2   _insertQuerySet._insert  sl     =GGEJJ#''	
 	Fc2!!!.::;KLLr5   c                 T   [         U R                     nUR                  n[        UR	                  X!5      S5      n	U(       a  [        X95      OU	n/ n
UR                  R                  n[        S[        U5      U5       Vs/ s H	  oXU-    PM     sn H  nU(       ae  Ub  U[        R                  :X  aN  U
R                  U R                  UUU R                  UUUU R                  R                  R                   S95        Mo  U R                  UUU R                  UUUS9  M     U
$ s  snf )zE
Helper method for bulk_create() to insert objs one batch at a time.
rW   r   )r   rR   r  r  r  ry  )r   rR   r  r  r  )r   rX   r   maxr  r  r  r  r   r=   r   r  extendrz  rT   rg   r  )r1   r  r   r  r  r  r  r   r   r  inserted_rowsbulk_returnr   r@   s                 r2   r  QuerySet._batched_insert<  s    !)
nnS00>B8BS4
 ))JJ7<QD	:7VW7V!!*n-7VWD#{j6G6G'G$$LL%"gg$/&3&3)-)9)9)M)M ! 
 !'' +"/"/  ! X0 1 Xs   ?D%c                 x    U R                  5       nUR                  (       a  SUR                  l        SUl        U$ )zK
Return a copy of the current QuerySet that's ready for another
operation.
TF)_cloner   rY   filter_is_stickyr  s     r2   r@  QuerySet._chainh  s1    
 kkm)-CII&!&C
r5   c                 h   U R                  U R                  U R                  R                  5       U R                  U R
                  S9nU R                  Ul        U R                  Ul        U R                  SS Ul        U R                  Ul	        U R                  Ul
        U R                  Ul        U$ )zQ
Return a copy of the current QuerySet. A lightweight alternative
to deepcopy().
)rT   rY   rR   r   N)r   rT   rY   r   r   r   r   r   r   rb   r   r   r1   r   s     r2   r  QuerySet._clones  s    
 NN****""$((++	  
  ..&*&D&DQ&G##'#>#>  00LL	r5   c                     U R                   c  [        U R                  U 5      5      U l         U R                  (       a#  U R                  (       d  U R                  5         g g g r-   )r   r8   r   r   r   r  rD   s    r2   r  QuerySet._fetch_all  sL    %!%d&:&:4&@!AD))$2E2E**, 3F)r5   c                     SU l         U $ )a  
Indicate that the next filter call and the one following that should
be treated as a single filter. This is only important when it comes to
determining when to reuse tables for many-to-many filters. Required so
that we can filter naturally on the results of related managers.

This doesn't return a clone of the current QuerySet (it returns
"self"). The method is only used internally and should be immediately
followed by a filter() that does create a clone.
T)r   rD   s    r2   _next_is_stickyQuerySet._next_is_sticky  s     #r5   c                    U R                   b  [        U R                  R                  5      [        UR                  R                  5      :w  d  [        U R                  R                  5      [        UR                  R                  5      :w  d@  [        U R                  R
                  5      [        UR                  R
                  5      :w  a"  [        SU R                  R                  -  5      egg)z.Check that two QuerySet classes may be merged.Nz?Merging '%s' classes must involve the same values in each case.)	r   r+  rY   r   r   r   r;  r   rG   r1   rQ  s     r2   rL  QuerySet._merge_sanity_check  s    <<#

(()S1J1J-KK4::**+s5;;3K3K/LL4:://0C8U8U4VVQ..))*  W $r5   c                     UR                   R                  5        H0  u  p#U R                   R                  U0 5      R                  U5        M2     g)zH
Keep track of all known related objects from either QuerySet instance.
N)rb   rc   
setdefaultr  )r1   rQ  rx   objectss       r2   rN  %QuerySet._merge_known_related_objects  sA     $::@@BNE''225"=DDWM Cr5   c                     U R                   (       a$  [        U R                   5      S:  a  [        S5      eU R                  R                  " U0 UD6nU R
                  Ul        U$ )NrW   z0Cannot use multi-field values as a filter value.)r   r=   r;  rY   r	  r   )r1   r   r   rY   s       r2   r	  QuerySet.resolve_expression  sP    <<C-1 NOO

--t>v>HH	r5   c                 :    U R                   R                  U5        g)ze
Update hinting information for use by routers. Add new key/values or
overwrite existing key/values.
N)r   r  )r1   r   s     r2   
_add_hintsQuerySet._add_hints  s    
 	5!r5   c                 6    U R                   R                  5       $ )z
Check if this QuerySet has any filtering going on. This isn't
equivalent with checking if all objects are present in results, for
example, qs[1:]._has_filters() -> False.
)rY   has_filtersrD   s    r2   _has_filtersQuerySet._has_filters  s     zz%%''r5   c                 |    [        S U  5       5      nU(       a#  [        SU< SSR                  U5      < S35      eg )Nc              3   ^   #    U  H#  n[        US 5      (       a  M  [        U5      v   M%     g7f)r	  N)r   r  )r   r  s     r2   r   <QuerySet._validate_values_are_expressions.<locals>.<genexpr>  s%      
 &gc;O.PHCHHs   --z	QuerySet.z() received non-expression(s): r  r
  )r>  r;  r  )r   r|  invalid_argss      r2   r  )QuerySet._validate_values_are_expressions  sF     
 &
 
   IIl+  r5   c                     U R                   R                  (       a(  [        SU< SU R                   R                  < S35      eg )NzCalling QuerySet.z	() after z() is not supported.)rY   r  r
   )r1   r  s     r2   r  &QuerySet._not_support_combined_queries  s5    ::  #!4::#8#8:  !r5   c                     U R                   R                  (       d  UR                   R                  (       a  [        SU S35      eg )NzCannot use z! operator with combined queryset.)rY   r  r;  )r1   rQ  	operator_s      r2   rK  !QuerySet._check_operator_queryset  s5    ::  EKK$:$:k)4UVWW %;r5   c                    ^  [        T R                  R                  [        5      (       a>  [	        U 4S jT R                  R                   5       5      (       d  [        SU S35      eg g )Nc              3   z   >#    U  H0  oR                   TR                  R                  R                  L v   M2     g 7fr-   )r  rT   rg   r   )r   r  r1   s     r2   r   KQuerySet._check_ordering_first_last_queryset_aggregation.<locals>.<genexpr>  s.      >
?R

 0 0 3 33?Rs   8;zCannot use QuerySet.zT() on an unordered queryset performing aggregation. Add an ordering with order_by().)r8  rY   rL  r   r  r;  )r1   r_  s   ` r2   ra  8QuerySet._check_ordering_first_last_queryset_aggregation  sg    djj))511# >
?Czz?R?R>
 ;
 ;
 &vh /@ A ;
1r5   )r   r   r   r   r   r   r   rb   r   r   r   r   r   rT   )NNNNr-   )rf  )NFFNNNN)rL   NN)r  )r  N)FFrL   F)T)NNNNNN)NFNNNN)NNN)yrG   rH   rI   rJ   r   r3   propertyrY   setterr   queryset_onlyclassmethodr  r  r  r  r   r<   rE   r4  rD  rG  rS  r^  rc  rk  rj  rw  rz  r  r  r  r   r  r  r  r  r  r  r  r  alters_datar  r$  r'  r5  r8  r   rI  rO  rR  rW  rZ  r]  re  rh  rk  rx  r{  r~  r  r  r  r  r  r  r  r  r  r  r  r  r  r  r   r  r  r  r   r  r[  r
  r  r   r  r  r  r  r&  r  r  r6  r  r  rA  r  r  rW  rV  ra  rf  rR   r`  rX   rz  r  r@  r  r  r  rL  rN  r	  r  r  staticmethodr  r  rK  ra  rK   rL   r5   r2   r   r   %  s   @%    \\ 
  $JZ(JP
$&;'($(##J
&.=&"HC2D31!
F>&:O$4r bN 
$2h #K
  $L2
+Z
6,'
;1910(=$ (=T
 
2< FF2 G G #K%N F: G?  G!G(2/*;#
 !% K (, K ).U "H
(
B<;	2N" <A  $) 	CA? 029:6p ""*  ( I I M6 G!G *X	&-
N (,$"(  Xr5   r   c                       \ rS rSrS rSrg)InstanceCheckMetai  c                 d    [        U[        5      =(       a    UR                  R                  5       $ r-   )r8  r   rY   is_empty)r1   r   s     r2   __instancecheck__#InstanceCheckMeta.__instancecheck__  s!    (H-K(..2I2I2KKr5   rL   N)rG   rH   rI   rJ   r  rK   rL   r5   r2   r  r    s    Lr5   r  c                       \ rS rSrSrS rSrg)rM  i  zn
Marker class to checking if a queryset is empty by .none():
    isinstance(qs.none(), EmptyQuerySet) -> True
c                     [        S5      e)Nz#EmptyQuerySet can't be instantiated)r;  r  s      r2   r3   EmptyQuerySet.__init__  s    =>>r5   rL   N)rG   rH   rI   rJ   r   r3   rK   rL   r5   r2   rM  rM    s    
?r5   rM  )	metaclassc                       \ rS rSrSr      SS jrS rS rS rS r	S	 r
S
 rS rS rS rS rS rS r\S 5       rS r\S 5       r\S 5       rSrg)r  i  zc
Provide an iterator which converts the results of raw SQL queries into
annotated model instances.
Nc                     Xl         X l        X`l        U=(       d    0 U l        U=(       d    [        R
                  " XR                  US9U l        X@l        U=(       d    0 U l	        S U l
        SU l        SU l        g )N)r   rR   r#  rL   F)r  rT   r   r   r   RawQueryrX   rY   r#  r  r   r   r   )r1   r  rT   rY   r#  r  rR   r   s           r2   r3   RawQuerySet.__init__  sd     #
krWcllyPVW
(.B!)+&#r5   c                 D   [         U R                     R                  R                  nU R                  R
                  R                   Vs/ s H&  o!" UR                  5      U R                  ;   d  M$  UPM(     nn[        U R                  5       VVs/ s H  u  pEXPR                  ;  d  M  XT4PM     nnnU Vs/ s H-  o R                  R                  U" UR                  5      5      PM/     nnU Vs/ s H  o"R                  PM     nnXU4$ s  snf s  snnf s  snf s  snf )z1Resolve the init field names and value positions.)r   rX   introspectionidentifier_converterrT   rg   r   r   r   r   r   indexr`   )	r1   	converterru   model_init_fieldsr   r   r   model_init_orderr   s	            r2   r   $RawQuerySet.resolve_model_init_order  s   (66KK	zz''..
.!)AHH2E2UA. 	 

  )6
6... VM6 	 
 >O
=NLLy23=N 	 
 0AA/@!II/@A3DDD



 Bs$   
#D1DD*D84D2Dc                 l    U R                  5       nUS:X  a	  SUl        U$ UR                  U-   Ul        U$ )z#Same as QuerySet.prefetch_related()r-   rL   )r  r   )r1   r;  r  s      r2   r6  RawQuerySet.prefetch_related%  s?    g.0E+  /4.M.MPW.WE+r5   c                 R    [        U R                  /U R                  Q76   SU l        g r  r  rD   s    r2   r  %RawQuerySet._prefetch_related_objects.  s#     !3!3Ud6T6TU"r5   c           
          U R                  U R                  U R                  U R                  U R                  U R
                  U R                  U R                  S9nU R                  SS Ul        U$ )zSame as QuerySet._clone())rT   rY   r#  r  rR   r   N)	r   r  rT   rY   r#  r  r   r   r   r  s     r2   r  RawQuerySet._clone2  sb    NNNN****;;**((++  
 '+&D&DQ&G#r5   c                     U R                   c  [        U R                  5       5      U l         U R                  (       a#  U R                  (       d  U R                  5         g g g r-   )r   r8   rj  r   r   r  rD   s    r2   r  RawQuerySet._fetch_all@  sG    %!%dmmo!6D))$2E2E**, 3F)r5   c                 L    U R                  5         [        U R                  5      $ r-   r  rD   s    r2   r   RawQuerySet.__len__F  r"  r5   c                 L    U R                  5         [        U R                  5      $ r-   r2  rD   s    r2   r4  RawQuerySet.__bool__J  r6  r5   c                 L    U R                  5         [        U R                  5      $ r-   r$  rD   s    r2   r<   RawQuerySet.__iter__N  r6  r5   c                    ^  U 4S jnU" 5       $ )Nc                    >#    [        TR                  5      " 5       I S h  vN   TR                   H  n U 7v   M
     g  N7fr-   r(  r)  s    r2   r*  (RawQuerySet.__aiter__.<locals>.generatorU  r,  r-  rL   r.  s   ` r2   rE   RawQuerySet.__aiter__R  r0  r5   c              #   6   #    [        U 5       S h  vN   g  N7fr-   )r   rD   s    r2   rj  RawQuerySet.iterator\  s     #D)))s   c                 T    SU R                   R                  < SU R                  < S3$ )Nr  z: r  )r   rG   rY   rD   s    r2   r  RawQuerySet.__repr___  s    !^^44djjAAr5   c                     [        U 5      U   $ r-   )r8   )r1   r   s     r2   rD  RawQuerySet.__getitem__b  s    Dz!}r5   c                 ~    U R                   =(       d+    [        R                  " U R                  40 U R                  D6$ rr  )r   r   rt  rT   r   rD   s    r2   rX   RawQuerySet.dbe  s+     xxH6--djjHDKKHHr5   c           	          [        U R                  U R                  U R                  R	                  US9U R
                  U R                  US9$ )z<Select the database this RawQuerySet should execute against.rQ   )rT   rY   r#  r  rR   )r  r  rT   rY   r   r#  r  )r1   r  s     r2   rR   RawQuerySet.usingj  sE    NN****"""/;;**
 	
r5   c                     U R                   R                  5       nU R                  R                  5        H  u  p# UR	                  U5      nX1U'   M     U$ ! [
         a     M.  f = f)zO
A list of model field names in the order they'll appear in the
query results.
)rY   get_columnsr  rc   r  r?  )r1   r   
query_name
model_namer  s        r2   r   RawQuerySet.columnsu  sj     **((*&*&7&7&=&=&?"J,j1 ", '@ 	  s   A
A$#A$c                     [         U R                     R                  R                  n0 nU R                  R
                  R                   H  nX2U" UR                  5      '   M     U$ )z1A dict mapping column names to model field names.)r   rX   r  r  rT   rg   r   r   )r1   r  r   rx   s       r2   r   RawQuerySet.model_fields  sT      (66KK	ZZ%%,,E495<<01 -r5   )
r   r   r   r   r   rT   r#  rY   r  r  )NNrL   NNN)rG   rH   rI   rJ   r   r3   r   r6  r  r  r  r   r4  r<   rE   rj  r  rD  r  rX   rR   r%   r   r   rK   rL   r5   r2   r  r    s     $*E"#-'((*B I I	
  "  r5   r  c                   N    \ rS rSrSS jrS rS rS rS rS r	S	 r
S
 rS rSrg)r7  i  Nc                 R   Xl         Xl        UbP  [        U[        5      (       d0  [	        US5      (       a*  [        UR                  [        5      (       d  [        S5      eU(       a5  [        R                  " UR                  [        5      S S U/-   5      U l        X l        X0l        g )Nr   zAPrefetch querysets cannot use raw(), values(), and values_list().rV   )prefetch_throughr8  r8  r  r   
issubclassr   rN   r?  r   r  r9  r.   to_attr)r1   r<  r.   r  s       r2   r3   Prefetch.__init__  s     &!x--"344"8#;#;]KK S  )Z("-	9 D !r5   c                     U R                   R                  5       nU R                  b,  U R                  R                  5       n/ Ul        SUl        X!S'   U$ )NTr.   )r   r   r.   r@  r   r   )r1   obj_dictr.   s      r2   r  Prefetch.__getstate__  sM    ==%%'==$}}++-H%'H"&*H##+Z r5   c                 p    U[         -   U R                  -   U l        U[         -   U R                  -   U l        g r-   )r   r  r8  )r1   prefixs     r2   
add_prefixPrefetch.add_prefix  s2     & 3d6K6K K!J.1A1AAr5   c                 t    [         R                  " U R                  R                  [         5      S US-    5      $ NrW   )r   r  r8  r9  r1   levels     r2   get_current_prefetch_to Prefetch.get_current_prefetch_to  s-    t//55jA+EAINOOr5   c                     U R                   R                  [        5      nX!   nU R                  =(       a    U[	        U5      S-
  :H  nX44$ r  )r8  r9  r   r  r=   )r1   r  partsr  as_attrs        r2   get_current_to_attrPrefetch.get_current_to_attr  sC      &&z2,,,:5CJN#:r5   c                 l    [         R                  " S[        SS9  U R                  U5      nUb  US   $ S $ )NzSPrefetch.get_current_queryset() is deprecated. Use get_current_querysets() instead.r  r  r   )r  r  r$   get_current_querysets)r1   r  	querysetss      r2   get_current_querysetPrefetch.get_current_queryset  s?    /$		
 ..u5	(4y|>$>r5   c                 v    U R                  U5      U R                  :X  a  U R                  b  U R                  /$ g r-   )r  r8  r.   r  s     r2   r  Prefetch.get_current_querysets  s4    ((/43C3CC)MM?"r5   c                 j    [        U[        5      (       d  [        $ U R                  UR                  :H  $ r-   )r8  r7  NotImplementedr8  r  s     r2   __eq__Prefetch.__eq__  s,    %**!!5#4#444r5   c                 D    [        U R                  U R                  45      $ r-   )hashr   r8  rD   s    r2   __hash__Prefetch.__hash__  s    T^^T%5%5677r5   )r  r8  r.   r  r  )rG   rH   rI   rJ   r3   r  r  r  r  r  r  r  r  rK   rL   r5   r2   r7  r7    s1    .BP ?5
8r5   r7  c                     / nU  HL  n[        U[        5      (       d  [        U5      nU(       a  UR                  U5        UR                  U5        MN     U$ )z(Normalize lookups into Prefetch objects.)r8  r7  r  rs  )r;  r  retr<  s       r2   normalize_prefetch_lookupsr    sL    
C&(++f%Ff%

6  Jr5   c           
      (   U (       d  g0 n[        5       n[        5       n[        [        U5      5      nU(       Ga  UR                  5       nUR                  U;   a'  UR
                  b  [        SUR                  -  5      eMO  U nUR                  R                  [        5      n[        U5       GH  u  pU(       d    GOUR                  U	5      nX;   a  X+   nM,  SnU H  n[        US5      (       a  M   0 Ul        M      U(       d    GOUS   nUR!                  U	5      S   n[#        XU5      u  nnnnU(       d6  [        SU
< SUR$                  R&                  < S	UR                  < S
35      eU	[)        U5      S-
  :X  a  Uc  [        SUR                  -  5      eSnUb!  U Vs/ s H  nU" U5      (       a  M  UPM     nnU(       ap  [+        UUUU	5      u  nnX;   a  Xc;   a  UU;   d;  XrU'   [        [        U5      U5      nUR-                  U5        UR/                  U5        UR1                  U5        GM  / nU H  nU
[3        USS5      ;   a%  [5        UR                  R7                  U
5      5      nO [3        X5      nUc  MJ  [=        U[4        5      (       a  UR/                  U5        Mr  UR?                  U5        M     UnGM     U(       a  GM  gg! [        [        4 a    Sn   GM  f = fs  snf ! [8        R:                   a     M  f = f)zp
Populate prefetched object caches for a list of model instances based on
the lookups/Prefetch instances given.
Nzl'%s' lookup was already seen with a different queryset. You may need to adjust the ordering of your lookups.T_prefetched_objects_cacheFr   zCannot find 'z' on z
 object, 'z/' is an invalid parameter to prefetch_related()rW   zp'%s' does not resolve to an item that supports prefetching - this is an invalid parameter to prefetch_related().rL   ) r+  r  reversedpopr8  r.   r?  r  r9  r   r   r  r   r  r  r;  r  get_prefetcherr   rG   r=   prefetch_one_levelr  r~  r0  r  r8   r   r   ObjectDoesNotExistr8  rs  )model_instancesrelated_lookupsdone_queriesauto_lookupsfollowed_descriptorsall_lookupsr<  obj_listthrough_attrsr  through_attrr8  good_objectsr}   	first_objr  
prefetcher
descriptor
attr_found
is_fetchedobj_to_fetchadditional_lookupsnew_lookupsnew_obj_listnew_objs                            r2   rg  rg    s,   
 
 L5L5,Xo-FGK
"-* K(()   #//55jA#,]#;E 88?K*'4  L s$?@@	8:5     !I007:G=K>:J
J
 $ %!++44//  M*Q..:3E !*,2,C,CD   L%/7Oxz#xO/A 	0,,  /."&::08-"< !34k#K !''4&&{3$((4  "#C#ws4OQS'TT #'s'D'D'H'H'V"W%&-c&@G   "'400$++G4$++G4% $& (k $<# +J +I6  (-X  PT  *<< %$%s0   5K'K4<K49K9K10K19LLc                 J   #    [        [        5      " U /UQ76 I Sh  vN $  N7f)zSee prefetch_related_objects().N)r   rg  )r  r  s     r2   rt  rt  	  s-     78)   s   #!#c                   ^ S nSnU" U R                   U5      n[        U R                   TS5      nUc  [        U T5      nO~SnU(       au  [        US5      (       d  [        US5      (       a  UnTU:X  a  UR                  nO>[        U T5      n[        US5      (       d  [        US5      (       a  UnTU:X  a  U4S jn	U	nXFXu4$ )a  
For the attribute 'through_attr' on the given instance, find
an object that has a get_prefetch_querysets().
Return a 4 tuple containing:
(the object with get_prefetch_querysets (or None),
 the descriptor object representing this relationship (or None),
 a boolean that is False if the attribute was not found at all,
 a function that takes an instance and returns a boolean that is True if
 the attribute has already been fetched for that instance)
c                 d   ^ [        [        U TS 5      [        5      (       a  U4S jnU$ U4S jnU$ )Nc                 "   > TU R                   ;   $ r-   )r   r   r  s    r2   has_cached_propertyGget_prefetcher.<locals>.is_to_attr_fetched.<locals>.has_cached_property	  s    ("3"333r5   c                    > [        U T5      $ r-   )r   r5  s    r2   has_to_attr_attributeIget_prefetcher.<locals>.is_to_attr_fetched.<locals>.has_to_attr_attribute	  s    8W--r5   )r8  r  r%   )rT   r  r6  r9  s    `  r2   is_to_attr_fetched*get_prefetcher.<locals>.is_to_attr_fetched	  s5     geWd3_EE4 '&	. %$r5   NTget_prefetch_querysetsget_prefetch_querysetc                 "   > TU R                   ;   $ r-   )r  )r   r%  s    r2   in_prefetched_cache+get_prefetcher.<locals>.in_prefetched_cache	  s    +x/Q/QQQr5   )r   r  r   rm   )
r   r%  r  r;  r(  r+  rel_obj_descriptorr*  r   r@  s
    `        r2   r  r  	  s    % J#H$6$6@J
 !!3!3\4H!X|4

 *,DEE-/FGG/

  7*!3!=!=J
 "(L9G%=>>w(?@@!(J7*R "5J:AAr5   c                    [        US5      (       a(  UR                  XR                  U5      5      u  nnnnnn	OQ[        R                  " S[
        SS9  Sn
UR                  U5      =n(       a  US   n
UR                  X
5      u  nnnnnn	[        USS5       Vs/ s H  n[        R                  " U5      PM     nnU(       a  SUl	        [        U5      n0 nU H,  nU" U5      nUR                  U/ 5      R                  U5        M.     UR                  U5      u  nnU(       aY  U (       aR  U S   R                  n UR                  R!                  U5        S	n[#        UR%                  UUR&                  5      5      e[-        UR.                  R1                  [2        5      5      S
-
  U:H  nU  H  nU" U5      nUR5                  U/ 5      nU(       aU  U(       a  US   OSnU(       a  [7        UUU5        MH  U	(       a  [7        UUU5        M^  UUR8                  R:                  U'   My  U(       a  [7        UUU5        M  [        UU5      nU(       a)  UR<                  b  UR?                  UR<                  5      nOURA                  5       nUUl!        SUl"        UURF                  U'   M     X4$ s  snf ! [(        R*                   a     GNKf = f)a4  
Helper function for prefetch_related_objects().

Run prefetches on all instances using the prefetcher object,
assigning results to relevant caches in instance.

Return the prefetched objects along with any additional prefetches that
must be done due to prefetch_related lookups found from default managers.
r=  z}The usage of get_prefetch_queryset() in prefetch_related_objects() is deprecated. Implement get_prefetch_querysets() instead.r  r  Nr   r   rL   z2to_attr={} conflicts with a field on the {} model.rW   T)$r   r=  r  r  r  r$   r>  r  r   r   r8   r  rs  r  r   rg   rh   r?  rq  rG   r   r   r=   r  r9  r   r   rl   r  fields_cacher.   _apply_rel_filtersget_querysetr   r   r  )	instancesr(  r<  r  rel_qsrel_obj_attrinstance_attrsingle
cache_nameis_descriptorr.   r  additional_lookupr-  all_related_objectsrel_obj_cacher   rel_attr_valr  r  rT   msgleafr}   instance_attr_valvalsvalr   rC  s                                r2   r  r  	  s   . z344 --33E:
	

 	F$		
 44U;;9; |H ,,YA	
 ")1Lb!Q!Q 			#$!Q    ,.(v,M&#G,  r299'B ' 11%8GW9 !&&	BKK!!'* GCSZZ@AA v&&,,Z89A=FD)#.  !2B7!$q'tCWc* Z-
 7:

''
3Wd+!#w/FOO7 33FOODB --/B#'  %)!<>--j9? @ 22E2 ++ 		s    J,;J1 1K	K	c                   $    \ rS rSrSrS rS rSrg)RelatedPopulatoriP
  aT  
RelatedPopulator is used for select_related() object instantiation.

The idea is that each select_related() model will be populated by a
different RelatedPopulator instance. The RelatedPopulator instances get
klass_info and select (computed in SQLCompiler) plus the used db as
input for initialization. That data is used to compute which columns
to use, how to instantiate the model, and how to populate the links
between the objects.

The actual creation of the objects is done in populate() method. This
method gets row and from_obj as input and populates the select_related()
model instance.
c                 b   X0l         US   nUS   nU(       dc  US   U l        US   S-   U l        X R                  U R                    Vs/ s H  ofS   R                  R                  PM     snU l        S U l        OU Vs0 s H  orU   S   R                  R                  U_M!     nnS US   R                  R                   5       n	U	 V
s/ s H  oU;   d  M
  U
PM     sn
U l        [        R                  " U R
                   V
s/ s H  oU
   PM	     sn
6 U l        US   U l        U R
                  R                  U R                  R                  R                  R                  5      U l        [        XU R                   5      U l        US   U l        US	   U l        g s  snf s  snf s  sn
f s  sn
f )
NrU   from_parentr   rV   rW   c              3   8   #    U  H  oR                   v   M     g 7fr-   )r`   r  s     r2   r   ,RelatedPopulator.__init__.<locals>.<genexpr>
  s      ##La		#Lr  rT   local_setterremote_setter)rX   
cols_startcols_endr_   r`   rv   reorder_for_initrg   r  rd   r   rr   r  r   pk_idxra   rw   r]  r^  )r1   r]   r\   rX   rU   rZ  ru   r   attname_indexesmodel_init_attnamesr`   s              r2   r3   RelatedPopulator.__init__`
  s   0 #?3 /+A.DO)"-1DM-3OOdmm-T-T!##-TDN %)D! ?L>KssA%%--s2m  ##-g#6#<#<#L#L# (;':G>X':DN %-$7$7:>..I.w'*.I%D! $G,nn**4>>+?+?+B+B+J+JK"8TWW"U&~6'8-
 Js   	"F?&F"	F'F'F,c                    U R                   (       a  U R                  U5      nOXR                  U R                   nX0R                     c  S nOUU R                  R                  U R                  U R                  U5      nU R                   H  nUR                  X5        M     U R                  X$5        Ub  U R                  XB5        g g r-   )ra  r_  r`  rb  rr   rj   rX   rv   rw   rk   r]  r^  )r1   r|   from_objobj_datar}   rel_iters         r2   rk   RelatedPopulator.populate
  s      ,,S1H??T]];HKK (C..(($..(KC 33!!#+ 4((?s- r5   )
r`  r_  rX   rv   r]  rr   rb  rw   r^  ra  N)rG   rH   rI   rJ   r   r3   rk   rK   rL   r5   r2   rX  rX  P
  s    49l.r5   rX  c                 z    / nU R                  S/ 5      nU H   n[        XQU5      nUR                  U5        M"     U$ )Nrelated_klass_infos)r   rX  rs  )r]   r\   rX   	iteratorsrl  rel_klass_inforel_clss          r2   ra   ra   
  sE    I$..)>C-">2>! . r5   r-   )Or   r   rd   r  	itertoolsr   r   asgiref.syncr   r  django.confr   django.corer   	django.dbr   r	   r
   r   r   r   django.db.modelsr   r   r   r   r   django.db.models.constantsr   r   django.db.models.deletionr   r  r   r   r   r   django.db.models.functionsr   r   django.db.models.query_utilsr   r   django.db.models.sql.constantsr   r   django.db.models.utilsr    r!   r"   django.utilsr#   django.utils.deprecationr$   django.utils.functionalr%   r&   r  r  r*   rN   r   r   r   r   r   r   r<  r  rM  r  r7  r  rg  rt  r  r  rX  ra   rL   r5   r2   <module>r     s?      # &    "  M L = / = = 2 < J 
 " = >   !' !'H@L @F)%| )%X6\ 6.$
 $
N(0 (.\ Bz BJ6L L
?/ ?U UpG8 G8T	W(tFBR|3~S. S.lr5   