Stop requiring pytest-subtests, it has been incorporated into pytest.

Author: StanFromIreland

tests/test_contents.py

@@ -8,24 +8,6 @@
     import importlib_resources as resources
 
 
-if sys.version_info < (3, 6):
-    # pytest-subtests does not support Python < 3.6, but having the tests
-    # separated into clean subtests is nice but not required, so we will create
-    # a stub that does nothing but at least doesn't fail for lack of a fixture.
-    import contextlib
-
-    class _SubTestStub:
-        @contextlib.contextmanager
-        def test(self, **kwargs):
-            yield
-
-    _sub_test_stub = _SubTestStub()
-
-    @pytest.fixture
-    def subtests():
-        yield _sub_test_stub
-
-
 def get_magic(zone_name):
     components = zone_name.split("/")
     package_name = ".".join(["tzdata.zoneinfo"] + components[:-1])

tox.ini

@@ -7,7 +7,6 @@ skip_missing_interpreters = true
 description = Test that the tzdata contents are accessible
 deps =
     pytest
-    pytest-subtests; python_version>='3.6'
     importlib_resources; python_version<'3.7'
 commands =
     pytest {toxinidir} {posargs}