fix(core): make deprecation warning message EoL-agnostic

Drop 'has reached its end of life' from the FutureWarning text so bumping _MIN_NON_DEPRECATED_VERSION works for both pre-EoL and post-EoL deprecations.

Author: lahirumaramba

firebase_admin/_python_version_support.py

@@ -18,9 +18,8 @@
 import warnings
 
 # Minimum Python (major, minor) version that does not emit a deprecation warning.
-# Bump this tuple in a minor release when a supported Python version reaches
-# End-of-Life (https://devguide.python.org/versions/), before dropping it in a
-# subsequent release.
+# Bump this tuple in a minor release to deprecate an older Python version ahead
+# of dropping it in a future release.
 _MIN_NON_DEPRECATED_VERSION = (3, 11)
 
 
@@ -33,10 +32,9 @@ def check_python_version() -> None:
             f'{_MIN_NON_DEPRECATED_VERSION[0]}.{_MIN_NON_DEPRECATED_VERSION[1]}'
         )
         warnings.warn(
-            f'Python {current_str} has reached its end of life. Support for '
-            f'Python {current_str} in firebase-admin is deprecated and will be '
-            'dropped in an upcoming minor release. Please upgrade to Python '
-            f'{recommended_str} or higher to continue receiving updates.',
+            f'Support for Python {current_str} in firebase-admin is deprecated '
+            'and will be dropped in a future minor release. Please upgrade to '
+            f'Python {recommended_str} or higher to continue receiving updates.',
             FutureWarning,
             stacklevel=2,
         )

tests/test_python_version_support.py

@@ -37,10 +37,9 @@ def test_deprecated_python_versions_emit_future_warning(version_tuple):
     assert len(record) == 1
     assert record[0].filename == __file__
     expected = (
-        f'Python {version_str} has reached its end of life. Support for '
-        f'Python {version_str} in firebase-admin is deprecated and will be '
-        'dropped in an upcoming minor release. Please upgrade to Python '
-        '3.11 or higher to continue receiving updates.'
+        f'Support for Python {version_str} in firebase-admin is deprecated '
+        'and will be dropped in a future minor release. Please upgrade to '
+        'Python 3.11 or higher to continue receiving updates.'
     )
     assert str(record[0].message) == expected