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bpo-33123: pathlib: Add missing_ok parameter to Path.unlink (GH-6191)

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Similarly to how several pathlib file creation functions have an "exists_ok" parameter, we should introduce "missing_ok" that makes removal functions not raise an exception when a file or directory is already absent.  IMHO, this should cover Path.unlink and Path.rmdir.  Note, Path.resolve() has a "strict" parameter since 3.6 that does the same thing. Naming this of this new parameter tries to be consistent with the "exists_ok" parameter as that is more explicit about what it does (as opposed to "strict").


https://bugs.python.org/issue33123
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‮zlohhcuB treboR 2019-05-16 00:02:11 +02:00 • committed by Miss Islington (bot)
parent 1a2dd82f56
commit d9e006bcef
4 changed files with 23 additions and 3 deletions
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8
Lib/pathlib.py
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@ -1279,14 +1279,18 @@ class Path(PurePath):
self._raise_closed()
self._accessor.lchmod(self, mode)
def unlink(self):
def unlink(self, missing_ok=False):
"""
Remove this file or link.
If the path is a directory, use rmdir() instead.
"""
if self._closed:
self._raise_closed()
self._accessor.unlink(self)
try:
self._accessor.unlink(self)
except FileNotFoundError:
if not missing_ok:
raise
def rmdir(self):
"""