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authorBarney Gale <barney.gale@gmail.com>2021-04-07 01:26:37 +0100
committerGitHub <noreply@github.com>2021-04-07 01:26:37 +0100
commit2219187cab6bca009c42b63b2f4c30b5b10c916d (patch)
tree4b574b76ea8c82767b3b79577e13ecaaa0ed4785
parent986da8effcd2e9e9334ae016928ef795fb93c373 (diff)
downloadcpython-git-2219187cab6bca009c42b63b2f4c30b5b10c916d.tar.gz
bpo-40038: pathlib: remove partial support for preserving accessor when modifying a path (GH-19342)
-rw-r--r--Lib/pathlib.py41
1 files changed, 8 insertions, 33 deletions
diff --git a/Lib/pathlib.py b/Lib/pathlib.py
index cd5884d87d..9db8ae2d8a 100644
--- a/Lib/pathlib.py
+++ b/Lib/pathlib.py
@@ -697,7 +697,7 @@ class PurePath(object):
return cls._flavour.parse_parts(parts)
@classmethod
- def _from_parts(cls, args, init=True):
+ def _from_parts(cls, args):
# We need to call _parse_args on the instance, so as to get the
# right flavour.
self = object.__new__(cls)
@@ -705,18 +705,14 @@ class PurePath(object):
self._drv = drv
self._root = root
self._parts = parts
- if init:
- self._init()
return self
@classmethod
- def _from_parsed_parts(cls, drv, root, parts, init=True):
+ def _from_parsed_parts(cls, drv, root, parts):
self = object.__new__(cls)
self._drv = drv
self._root = root
self._parts = parts
- if init:
- self._init()
return self
@classmethod
@@ -726,10 +722,6 @@ class PurePath(object):
else:
return cls._flavour.join(parts)
- def _init(self):
- # Overridden in concrete Path
- pass
-
def _make_child(self, args):
drv, root, parts = self._parse_args(args)
drv, root, parts = self._flavour.join_parsed_parts(
@@ -1069,29 +1061,18 @@ class Path(PurePath):
object. You can also instantiate a PosixPath or WindowsPath directly,
but cannot instantiate a WindowsPath on a POSIX system or vice versa.
"""
- __slots__ = (
- '_accessor',
- )
+ _accessor = _normal_accessor
+ __slots__ = ()
def __new__(cls, *args, **kwargs):
if cls is Path:
cls = WindowsPath if os.name == 'nt' else PosixPath
- self = cls._from_parts(args, init=False)
+ self = cls._from_parts(args)
if not self._flavour.is_supported:
raise NotImplementedError("cannot instantiate %r on your system"
% (cls.__name__,))
- self._init()
return self
- def _init(self,
- # Private non-constructor arguments
- template=None,
- ):
- if template is not None:
- self._accessor = template._accessor
- else:
- self._accessor = _normal_accessor
-
def _make_child_relpath(self, part):
# This is an optimization used for dir walking. `part` must be
# a single part relative to this path.
@@ -1192,9 +1173,7 @@ class Path(PurePath):
return self
# FIXME this must defer to the specific flavour (and, under Windows,
# use nt._getfullpathname())
- obj = self._from_parts([os.getcwd()] + self._parts, init=False)
- obj._init(template=self)
- return obj
+ return self._from_parts([os.getcwd()] + self._parts)
def resolve(self, strict=False):
"""
@@ -1210,9 +1189,7 @@ class Path(PurePath):
s = str(self.absolute())
# Now we have no symlinks in the path, it's safe to normalize it.
normed = self._flavour.pathmod.normpath(s)
- obj = self._from_parts((normed,), init=False)
- obj._init(template=self)
- return obj
+ return self._from_parts((normed,))
def stat(self):
"""
@@ -1284,9 +1261,7 @@ class Path(PurePath):
Return the path to which the symbolic link points.
"""
path = self._accessor.readlink(self)
- obj = self._from_parts((path,), init=False)
- obj._init(template=self)
- return obj
+ return self._from_parts((path,))
def touch(self, mode=0o666, exist_ok=True):
"""