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gh-82116: add comment explaining use of list(scandir_it) in pathlib. (GH-94939)

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Barney Gale 2022-07-20 22:34:13 +01:00 committed by GitHub
parent 742d4614e1
commit fd4a42d890
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1 changed files with 4 additions and 0 deletions
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Lib/pathlib.py
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@ -299,6 +299,8 @@ class _WildcardSelector(_Selector):
def _select_from(self, parent_path, is_dir, exists, scandir):
try:
# We must close the scandir() object before proceeding to
# avoid exhausting file descriptors when globbing deep trees.
with scandir(parent_path) as scandir_it:
entries = list(scandir_it)
for entry in entries:
@ -330,6 +332,8 @@ class _RecursiveWildcardSelector(_Selector):
def _iterate_directories(self, parent_path, is_dir, scandir):
yield parent_path
try:
# We must close the scandir() object before proceeding to
# avoid exhausting file descriptors when globbing deep trees.
with scandir(parent_path) as scandir_it:
entries = list(scandir_it)
for entry in entries: