j1ddlZddlZddlmZddlmZeddZeejdZ GddZ d Z dd Z dd Z dd ZdZdS)N) namedtuple)RECURSIVE_RELATIONSHIP_CONSTANTFieldReferencez to throughceZdZdZdZdS) RegexObjectc6|j|_|j|_dSN)patternflags)selfobjs i/var/www/finuniver-perm.ru/html/portfolio/venv/lib/python3.11/site-packages/django/db/migrations/utils.py__init__zRegexObject.__init__ s{ Y czt|tstS|j|jko|j|jkSr ) isinstancerNotImplementedr r )r others r__eq__zRegexObject.__eq__s7%-- "! !|u},Ju{1JJrN)__name__ __module__ __qualname__rrrrrr s7KKKKKrrcdtjdS)Nz %Y%m%d_%H%M)datetimenowstrftimerrrget_migration_name_timestamprs%   " " + +M : ::rcTt|tr||tkr||td||fSd|vr/|dd\}}||fS|td||fS|jj|jjfS)z Turn a model class or model reference string and return a model tuple. app_label and model_name are used to resolve the scope of recursive and unscoped model relationship. NzMapp_label and model_name must be provided to resolve recursive relationships..zCapp_label must be provided to resolve unscoped model relationships.) rstrr TypeErrorsplitlower_meta app_label model_name)modelr(r)s rresolve_relationr+s%( 3 3 3 J$6/j( ( %<<$)KKQ$7$7 !Izj..000 0  U %++--'' ; %+"8 88rc:|j}|sdSd}d}t|jg|R|kr*t|dd}||d|vr | |js||vr||f}t|dd} | r$t| g|R|kr|j} || || vr|| f}|s|sdSt ||S)at Return either False or a FieldReference if `field` references provided context. False positives can be returned if `reference_field_name` is provided without `reference_field` because of the introspection limitation it incurs. This should not be an issue when this function is used to determine whether or not an optimization can take place. FN to_fieldsthrough) remote_fieldr+r*getattr primary_keythrough_fieldsr) model_tuplefieldreference_model_tuplereference_field_namereference_fieldr/ references_toreferences_throughr-r.r2s rfield_referencesr:5s %L uM *9[999=RRRE;55 (   !!$,0K, !I - -)95MlIt44G @#G:k:::>SSS%4 (  " !N 2 2".!?  /u -); < <dS)z Generator of (model_state, name, field, reference) referencing provided context. If field_tuple is provided only references to this particular field of model_tuple will be generated. N)modelsitemsfieldsr:)stater3 field_tuplestate_model_tuple model_statenamer4 references rget_referencesrEns+0,*<*<*>*>::&;&-3355 : :KD%(!5+8CI :!4 9999  :::rcDtt|||dduS)z?Return whether `field_tuple` is referenced by any state models.N)nextrE)r?r3r@s rfield_is_referencedrHs# uk;?? F Fd RRr)NN)r)rre collectionsrdjango.db.models.fields.relatedrrtypecompileCOMPILED_REGEX_TYPErrr+r:rErHrrrrOs  """"""KKKKKK,l;;d:2:b>>**KKKKKKKK;;;9999< 6=6=6=6=r::::"SSSSSr