From: Gouvernathor <44340603+Gouvernathor@users.noreply.github.com> Date: Fri, 20 Oct 2023 22:54:02 +0000 (+0200) Subject: gh-106310 - document the __signature__ attribute (#106311) X-Git-Tag: v3.13.0a2~378 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b07f23259d30e61fd7cc975b8b0e3b2e846fed8f;p=thirdparty%2FPython%2Fcpython.git gh-106310 - document the __signature__ attribute (#106311) Document the __signature__ attribute Co-authored-by: Alex Waygood --- diff --git a/Doc/library/inspect.rst b/Doc/library/inspect.rst index 3efd3be59092..b463c0b6d0e4 100644 --- a/Doc/library/inspect.rst +++ b/Doc/library/inspect.rst @@ -640,6 +640,9 @@ function. Accepts a wide range of Python callables, from plain functions and classes to :func:`functools.partial` objects. + If the passed object has a ``__signature__`` attribute, this function + returns it without further computations. + For objects defined in modules using stringized annotations (``from __future__ import annotations``), :func:`signature` will attempt to automatically un-stringize the annotations using @@ -763,6 +766,8 @@ function. sig = MySignature.from_callable(min) assert isinstance(sig, MySignature) + Its behavior is otherwise identical to that of :func:`signature`. + .. versionadded:: 3.5 .. versionadded:: 3.10