Remove nonrequired conditions

common/test/utils.py

@@ -158,13 +158,3 @@ def normalize_repr(func):
     between worker processes.
     """
     return reprwrapper(func)
-
-
-# Decorator for skipping tests that are not ready to be run with Python 3.x.
-# While we expect many tests to fail with Python 3.x as we transition, this
-# is specifically for tests that rely on external or large scale fixes. It can
-# be added to individual tests or test classes.
-py2_only = pytest.mark.skipif(
-    sys.version_info > (3, 0),
-    reason="This test can only be run with Python 2.7, currently"
-)