Wh pdZddlmZddlZddlmZmZerZddlmZejdk\r ddlm Z ddl m Z ndd l m Z m Z ejd k\r dd lm Z mZndd l m Z mZe d ed efZnBejdk\r ddlm Z ddl m Z nddlm Zdddd ddZ ddZ dZdZddZgdZy)aABackward compatibility for newer/less buggy typing features. ## Important Import from here to avoid introducing a runtime dependency on [`typing_extensions`] ## Notes - `TypeVar` defaults - https://typing.python.org/en/latest/spec/generics.html#type-parameter-defaults - https://peps.python.org/pep-0696/ - `@deprecated` - https://docs.python.org/3/library/warnings.html#warnings.deprecated - https://typing.python.org/en/latest/spec/directives.html#deprecated - https://peps.python.org/pep-0702/ [`typing_extensions`]: https://github.com/python/typing_extensions ) annotationsN) TYPE_CHECKINGAny)Callable) )TypeVar) deprecated)r r )r )Never assert_never_Fn.)boundFr covariant contravariantc$t|g||||dS)Nr)_TypeVar)namerrr constraintskwdss Q/var/www/html/jupyter_env/lib/python3.12/site-packages/narwhals/_typing_compat.pyr r 0s,#+  cdd}|S)Nc|S)N)funcs rwrapperzdeprecated..wrapperAs r)rrreturnrr)messagers rr r @s NrdzKhttps://github.com/narwhals-dev/narwhals/issues/new?template=bug_report.ymlct|}t|tkDr |dtdz}d|dt}t |)Nz...z*Expected code to be unreachable, but got: z. Please report an issue at )reprlen_ASSERT_NEVER_REPR_MAX_LENGTH_BUG_URLAssertionError)argvaluemsgs rr r KsTS  u:5 5889EAE8@))1  4 S!!r)r r r ) rstrrrrz Any | Nonerboolrr,rr)r r+rzCallable[[_Fn], _Fn])r(r rr )__doc__ __future__rsystypingrrr version_infor warningsr typing_extensionsr r rrr%r&__all__rrrr5s"# % 7""'9 7"..9 %xS1 2C 7""'. !%#"'                %(!U " 4r