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Don't fail uninstallation if easy-install.pth doesn't exist

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This commit is contained in:
Devesh Kumar Singh 2020-03-24 17:02:46 +05:30
parent 8c95de11cc
commit 4264d5e0d3
2 changed files with 8 additions and 5 deletions
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0
news/7856.bugfix Normal file
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13
src/pip/_internal/req/req_uninstall.py
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@ -585,11 +585,6 @@ class UninstallPathSet(object):
class UninstallPthEntries(object): class UninstallPthEntries(object):
def __init__(self, pth_file): def __init__(self, pth_file):
# type: (str) -> None # type: (str) -> None
if not os.path.isfile(pth_file):
raise UninstallationError(
"Cannot remove entries from nonexistent file {}".format(
pth_file)
)
self.file = pth_file self.file = pth_file
self.entries = set() # type: Set[str] self.entries = set() # type: Set[str]
self._saved_lines = None # type: Optional[List[bytes]] self._saved_lines = None # type: Optional[List[bytes]]
@ -613,6 +608,14 @@ class UninstallPthEntries(object):
def remove(self): def remove(self):
# type: () -> None # type: () -> None
logger.debug('Removing pth entries from %s:', self.file) logger.debug('Removing pth entries from %s:', self.file)
# If the file doesn't exist, log a warning and return
if not os.path.isfile(self.file):
logger.warning(
"Cannot remove entries from nonexistent file {}".format(
self.file)
)
return
with open(self.file, 'rb') as fh: with open(self.file, 'rb') as fh:
# windows uses '\r\n' with py3k, but uses '\n' with py2.x # windows uses '\r\n' with py3k, but uses '\n' with py2.x
lines = fh.readlines() lines = fh.readlines()