From 17caadc974cb2a24f70374525596cd1160579594 Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Fri, 9 Jul 2021 11:30:40 -0400
Subject: [PATCH] Rely on 'selectable' interface for entry points. (#2126)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
---
 docs/changelog/2093.misc.rst      | 1 +
 setup.cfg                         | 1 +
 src/virtualenv/run/plugin/base.py | 8 ++------
 3 files changed, 4 insertions(+), 6 deletions(-)
 create mode 100644 docs/changelog/2093.misc.rst

diff --git a/docs/changelog/2093.misc.rst b/docs/changelog/2093.misc.rst
new file mode 100644
index 000000000..c713d6ad5
--- /dev/null
+++ b/docs/changelog/2093.misc.rst
@@ -0,0 +1 @@
+Plugins now use 'selectable' entry points.
diff --git a/setup.cfg b/setup.cfg
index 1419844c4..5b845d565 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -41,6 +41,7 @@ project_urls =
 packages = find:
 install_requires =
     appdirs>=1.4.3,<2
+    backports.entry_points_selectable>=1.0.4
     distlib>=0.3.1,<1
     filelock>=3.0.0,<4
     six>=1.9.0,<2   # keep it >=1.9.0 as it may cause problems on LTS platforms
diff --git a/src/virtualenv/run/plugin/base.py b/src/virtualenv/run/plugin/base.py
index ed10fe0e2..f1f4ee061 100644
--- a/src/virtualenv/run/plugin/base.py
+++ b/src/virtualenv/run/plugin/base.py
@@ -1,12 +1,8 @@
 from __future__ import absolute_import, unicode_literals
 
-import sys
 from collections import OrderedDict
 
-if sys.version_info >= (3, 8):
-    from importlib.metadata import entry_points
-else:
-    from importlib_metadata import entry_points
+from backports.entry_points_selectable import entry_points
 
 
 class PluginLoader(object):
@@ -15,7 +11,7 @@ class PluginLoader(object):
 
     @classmethod
     def entry_points_for(cls, key):
-        return OrderedDict((e.name, e.load()) for e in cls.entry_points().get(key, {}))
+        return OrderedDict((e.name, e.load()) for e in cls.entry_points().select(group=key))
 
     @staticmethod
     def entry_points():