0054cad5ad
* gnu/packages/patches/python-typing-inspect-fix.patch: Add patch. * gnu/local.mk (dist_patch_DATA): Register it. * gnu/packages/python-xyz.scm (python-typing-inspect)[patches]: Apply it.
38 lines
1.4 KiB
Diff
38 lines
1.4 KiB
Diff
From 16919e21936179e53df2f376c8b59b5fc44bd2dd Mon Sep 17 00:00:00 2001
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From: Maxim Cournoyer <maxim.cournoyer@gmail.com>
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Date: Fri, 15 Jan 2021 09:22:52 -0500
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Subject: [PATCH] Fix for Python 3.9+.
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Fixes <https://github.com/ilevkivskyi/typing_inspect/issues/60>.
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Based on an idea in
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https://github.com/ilevkivskyi/typing_inspect/issues/60#issuecomment-683187584.
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---
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typing_inspect.py | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/typing_inspect.py b/typing_inspect.py
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index 1ca68ed..31d05ee 100644
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--- a/typing_inspect.py
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+++ b/typing_inspect.py
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@@ -21,7 +21,7 @@ LEGACY_TYPING = False
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if NEW_TYPING:
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from typing import (
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- Generic, Callable, Union, TypeVar, ClassVar, Tuple, _GenericAlias, ForwardRef
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+ Generic, Callable, Union, TypeVar, ClassVar, Tuple, _GenericAlias, _SpecialGenericAlias, ForwardRef
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)
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from typing_extensions import Literal
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else:
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@@ -75,7 +75,7 @@ def is_generic_type(tp):
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"""
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if NEW_TYPING:
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return (isinstance(tp, type) and issubclass(tp, Generic) or
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- isinstance(tp, _GenericAlias) and
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+ (isinstance(tp, _GenericAlias) or isinstance(tp, _SpecialGenericAlias)) and
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tp.__origin__ not in (Union, tuple, ClassVar, collections.abc.Callable))
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return (isinstance(tp, GenericMeta) and not
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isinstance(tp, (CallableMeta, TupleMeta)))
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--
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2.29.2
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