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bpo-34329: Doc'd how to remove suffix of pathlib.Path() (GH-8655)

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Stefan Otte 2018-08-03 22:49:42 +02:00 • committed by Berker Peksag
parent 5a953fd0ab
commit 46dc4e34ed
2 changed files with 9 additions and 3 deletions
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6
Lib/pathlib.py
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@ -807,8 +807,10 @@ class PurePath(object):
self._parts[:-1] + [name])
def with_suffix(self, suffix):
"""Return a new path with the file suffix changed (or added, if none)."""
# XXX if suffix is None, should the current suffix be removed?
"""Return a new path with the file suffix changed. If the path
has no suffix, add given suffix. If the given suffix is an empty
string, remove the suffix from the path.
"""
f = self._flavour
if f.sep in suffix or f.altsep and f.altsep in suffix:
raise ValueError("Invalid suffix %r" % (suffix))