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[3.10] bpo-44246: Restore compatibility in entry_points (GH-26468) (GH-26471)

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* [bpo-44246](): Entry points performance improvements.

From importlib_metadata 4.3.1.

* [bpo-44246](): Sync with importlib_metadata 4.4
(cherry picked from commit c34ed08d97)


Co-authored-by: Jason R. Coombs <jaraco@jaraco.com>

Automerge-Triggered-By: GH:jaraco
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Miss Islington (bot) 2021-05-31 09:41:55 -07:00 • committed by GitHub
parent d1480ad2f5
commit 7207203e1d
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16
Lib/test/test_importlib/test_metadata_api.py
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@ -130,6 +130,22 @@ def test_entry_points_dict_construction(self):
assert expected.category is DeprecationWarning
assert "Construction of dict of EntryPoints is deprecated" in str(expected)
def test_entry_points_by_index(self):
"""
Prior versions of Distribution.entry_points would return a
tuple that allowed access by index.
Capture this now deprecated use-case
See python/importlib_metadata#300 and bpo-44246.
"""
eps = distribution('distinfo-pkg').entry_points
with warnings.catch_warnings(record=True) as caught:
eps[0]
# check warning
expected = next(iter(caught))
assert expected.category is DeprecationWarning
assert "Accessing entry points by index is deprecated" in str(expected)
def test_entry_points_groups_getitem(self):
# Prior versions of entry_points() returned a dict. Ensure
# that callers using '.__getitem__()' are supported but warned to