Remove most version_info.major usages

test/test_inference/test_annotations.py

@@ -9,9 +9,6 @@ def test_simple_annotations(Script, environment):
     If annotations adhere to PEP-0484, we use them (they override inference),
     else they are parsed but ignored
     """
-    if environment.version_info.major == 2:
-        pytest.skip()
-
     source = dedent("""\
     def annot(a:3):
         return a
@@ -45,18 +42,12 @@ def test_simple_annotations(Script, environment):
     r'1\n'
 ])
 def test_illegal_forward_references(Script, environment, reference):
-    if environment.version_info.major == 2:
-        pytest.skip()
-
     source = 'def foo(bar: "%s"): bar' % reference
 
     assert not Script(source).infer()
 
 
 def test_lambda_forward_references(Script, environment):
-    if environment.version_info.major == 2:
-        pytest.skip()
-
     source = 'def foo(bar: "lambda: 3"): bar'
 
     # For now just receiving the 3 is ok. I'm doubting that this is what we