https://github.com/python/cpython/commit/255eb375a7cc3cb16698bebf42689e8bc783ed93
commit: 255eb375a7cc3cb16698bebf42689e8bc783ed93
branch: main
author: Jelle Zijlstra <jelle.zijls...@gmail.com>
committer: JelleZijlstra <jelle.zijls...@gmail.com>
date: 2025-04-04T06:42:22-07:00
summary:
gh-118761: Defer import of functools in annotationlib (#132059)
files:
M Lib/annotationlib.py
diff --git a/Lib/annotationlib.py b/Lib/annotationlib.py
index c08cd4d66589b6..c42dad3503bff7 100644
--- a/Lib/annotationlib.py
+++ b/Lib/annotationlib.py
@@ -3,7 +3,6 @@
import ast
import builtins
import enum
-import functools
import keyword
import sys
import types
@@ -765,9 +764,10 @@ def get_annotations(
if hasattr(unwrap, "__wrapped__"):
unwrap = unwrap.__wrapped__
continue
- if isinstance(unwrap, functools.partial):
- unwrap = unwrap.func
- continue
+ if functools := sys.modules.get("functools"):
+ if isinstance(unwrap, functools.partial):
+ unwrap = unwrap.func
+ continue
break
if hasattr(unwrap, "__globals__"):
obj_globals = unwrap.__globals__
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