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Use 'selectable' interface for entry points only when available (#2246)

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Miro Hrončok 2021-12-27 12:01:35 +01:00 committed by GitHub
parent 12a1fc2860
commit bb82a73b6d
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3 changed files with 14 additions and 3 deletions
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1
docs/changelog/2246.feature.rst Normal file
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@ -0,0 +1 @@
Drop the runtime dependency of ``backports.entry-points-selectable`` - by :user:`hroncok`.

1
setup.cfg
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@ -40,7 +40,6 @@ project_urls =
[options]
packages = find:
install_requires =
backports.entry-points-selectable>=1.0.4
distlib>=0.3.1,<1
filelock>=3.2,<4
platformdirs>=2,<3

15
src/virtualenv/run/plugin/base.py
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@ -1,8 +1,16 @@
from __future__ import absolute_import, unicode_literals
import sys
from collections import OrderedDict
from backports.entry_points_selectable import entry_points
if sys.version_info >= (3, 8):
from importlib.metadata import entry_points
importlib_metadata_version = ()
else:
from importlib_metadata import entry_points, version
importlib_metadata_version = tuple(int(i) for i in version("importlib_metadata").split(".")[:2])
class PluginLoader(object):
@ -11,7 +19,10 @@ class PluginLoader(object):
@classmethod
def entry_points_for(cls, key):
return OrderedDict((e.name, e.load()) for e in cls.entry_points().select(group=key))
if sys.version_info >= (3, 10) or importlib_metadata_version >= (3, 6):
return OrderedDict((e.name, e.load()) for e in cls.entry_points().select(group=key))
else:
return OrderedDict((e.name, e.load()) for e in cls.entry_points().get(key, {}))
@staticmethod
def entry_points():