Remove most version_info.major usages

test/test_inference/test_precedence.py

@@ -10,8 +10,6 @@ import pytest
     pytest.param('... == ...', marks=pytest.mark.xfail),
 ])
 def test_equals(Script, environment, source):
-    if environment.version_info.major < 3:
-        pytest.skip("Ellipsis does not exists in 2")
     script = Script(source)
     node = script._module_node.children[0]
     first, = script._get_module_context().infer_node(node)