tjUddlmZddlZddlZddlZddlmZmZddlm Z m Z m Z m Z m Z mZddlmZddlmZmZmZddlmZd$d Zd%dZd$dZeZded<d&dZd'dZd(dZej Z!ded <d)d#Z"dS)*) annotationsN) GeneratorSequence) AnnotatedAnyOptionalUnion get_originget_type_hints) BaseModel) NotRequiredReadOnlyRequired)MISSINGtype_rreturnboolct|tjrtd|jDSt |drxt |drht |}|turdS|turtd|jDS|turt|jdS|duSt |dr|j t|j S|duS) zCheck if a type is Optional.c3VK|]$}|tdupt|V%dSNtype_is_optional_type.0args Y/var/www/html/CA-Chatbot/venv/lib/python3.11/site-packages/langgraph/_internal/_fields.py z$_is_optional_type..sL  .sL@CtDzz!;%6s%;%;rrN __bound__) isinstancetypes UnionTypeanyr!hasattrr rr rrr#rorigins rrrs"%))   CH>      ul## z(B(B E"" X  4 U??GL~  Y  $U^A%677 7~uk""2u'B 111 D=r bool | Nonect|}|turdS|turdS|tust |ddrt |jdSdS)zCheck if an annotation is marked as Required/NotRequired. Returns: - True if required - False if not required - None if not annotated with either TFr!Nr)r rr rgetattr_is_required_typer!r)s rr.r.(sg  F t u gfj$?? !2333 4rct|}|turt|jdS|turdSdS)zCheck if an annotation is marked as ReadOnly. Returns: - True if is read only - False if not read only rTF)r r_is_readonly_typer!rr)s rr0r0;sF  F  !2333 t 5rzfrozenset[str] _DEFAULT_KEYSnamestrschema type[Any]ct|dt}t|}|vr|rdSdS||rdSdStj|rzt fdtj|Dd}|rJ|jtjur|jdur|jS|j tjur| St|rdSdS)zDetermine the default value for a field in a state schema. This is based on: If TypedDict: - Required/NotRequired - total=False -> everything optional - Type annotation (Optional/Union[None]) __optional_keys__.Nc32K|]}|jk |VdSr)r2)rfr2s rrz$get_field_default..js) E E1afnnQnnnn E Er) r-r1r. dataclasses is_dataclassnextfieldsdefaultrdefault_factoryr)r2rr4 optional_keysirq field_infos` rget_field_defaultrCOsF$7GGM E " "C }  3t   3t'' 4 E E E E *622 E E Et    4"+*===&c11!))+;3FFF!11333 t 3rr7Generator[tuple[str, Any, Any, str | None], None, None]c#dKt|D] \}}d}d} t|dr~||jvru|j|}t|dr|j|j}t|dr:|j3|j}t|drt |jdddkrd}n#tttf$rYnwxYw t|d rt |d }||vr||}n#tttf$rYnwxYw||||fV dS) z^Attempt to extract default values and descriptions from provided type, used for config schema.N model_fields descriptionr> __class____name__PydanticUndefinedType__dict__) r itemsr(rFrGr>r-rHAttributeErrorKeyError TypeError)rr2typr>rGfield type_dicts rget_enhanced_type_hintsrT}s$D))//11".". c  t^,, '9J1J1J)$/5-004U5F5R"'"3K5),,'1J#mG55'#G$5z2FF233#')4    D  tZ(( .#D*55 9$$'oG)4    D C+-----E".".s$BB>>CC,D  D#"D#inputkeys Sequence[str]list[tuple[str, Any]]cttr8jdtjDndifd|DS)z;Get Pydantic state update as a list of (key, value) tuples.c$i|] \}}||jS)r>)rkvs r z(get_update_as_tuples..s NNNTQAqyNNNrNcg|]H}t|txtur'!|t@|vD|fISr)r-rget)rr\defaultsrUkeepvalues r z(get_update_as_tuples..sk    UAw// /E ? ?  ||Aw''3 Q$YY E &/YYr)r$r model_fields_setrrFrM)rUrVrarbrcs` @@@rget_update_as_tuplesrfs%##%NNT%[[-E-K-K-M-MNNN           rz5weakref.WeakKeyDictionary[type[Any], tuple[str, ...]]ANNOTATED_KEYS_CACHEobjtuple[str, ...]c|tvr t|St|trg}t|jD]s}|jd}|t|dd}|t|tj rL| | tt |t|Stdt|d)z0Return cached annotated keys for a Python class.__annotations__NzExpected a type, got z. )rgr$rreversed__mro__rLr`r-r%GetSetDescriptorTypeextendrV setdefaulttuplerP)rhrVbaseanns rget_cached_annotated_keysrts """#C((#t ?S[)) $ $D-##$566C{d$5t<<{je.HII{ KK # # # ##..sE$KK@@@=S ===>>>r)rrrr)rrrr+)r2r3rrr4r5rr)rr5rrD)rUrrVrWrrX)rhr5rri)# __future__rr:r%weakrefcollections.abcrrtypingrrrr r r pydanticr typing_extensionsr rrlanggraph._internal._typingrrr.r0 frozensetr1rkrCrTrfWeakKeyDictionaryrgrtr[rrr~s""""""" ////////NNNNNNNNNNNNNNNN==========//////2&"!* ++++++++\&.&.&.&.R4G ??????r