https://github.com/python/cpython/commit/ffb543d32f14803e8379c15a0a2d96c6b4c4dacd
commit: ffb543d32f14803e8379c15a0a2d96c6b4c4dacd
branch: main
author: Hugo van Kemenade <[email protected]>
committer: encukou <[email protected]>
date: 2026-05-05T14:38:03+02:00
summary:
gh-137855: Improve import time of `pathlib` (GH-146327)
Improve import time of pathlib
files:
M Lib/pathlib/__init__.py
M Lib/test/test_pathlib/test_pathlib.py
diff --git a/Lib/pathlib/__init__.py b/Lib/pathlib/__init__.py
index 44f967eb12dd4f..a32e4b5320ff6d 100644
--- a/Lib/pathlib/__init__.py
+++ b/Lib/pathlib/__init__.py
@@ -12,12 +12,13 @@
import posixpath
import sys
from errno import *
-from glob import _StringGlobber, _no_recurse_symlinks
from itertools import chain
from stat import (
S_IMODE, S_ISDIR, S_ISREG, S_ISLNK, S_ISSOCK, S_ISBLK, S_ISCHR, S_ISFIFO,
)
from _collections_abc import Sequence
+lazy import shutil
+lazy from glob import _StringGlobber, _no_recurse_symlinks
try:
import pwd
@@ -1255,8 +1256,6 @@ def _delete(self):
if self.is_symlink() or self.is_junction():
self.unlink()
elif self.is_dir():
- # Lazy import to improve module import time
- import shutil
shutil.rmtree(self)
else:
self.unlink()
diff --git a/Lib/test/test_pathlib/test_pathlib.py
b/Lib/test/test_pathlib/test_pathlib.py
index 19f4506c109c14..09d1b5d725e5ba 100644
--- a/Lib/test/test_pathlib/test_pathlib.py
+++ b/Lib/test/test_pathlib/test_pathlib.py
@@ -81,7 +81,7 @@ def test_is_notimplemented(self):
class LazyImportTest(unittest.TestCase):
@cpython_only
def test_lazy_import(self):
- import_helper.ensure_lazy_imports("pathlib", {"shutil"})
+ import_helper.ensure_lazy_imports("pathlib", {"glob", "shutil"})
#
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