Making it possible for static analysis tests to be skipped if the python version doesn't match.

test/conftest.py

@@ -89,11 +89,15 @@ class StaticAnalysisCase(object):
     The tests also start with `#!`, like the goto_definition tests.
     """
     def __init__(self, path):
-        self.skip = False
         self._path = path
         with open(path) as f:
             self._source = f.read()
 
+        self.skip = False
+        for line in self._source.splitlines():
+            self.skip = self.skip or run.skip_python_version(line)
+
+
     def collect_comparison(self):
         cases = []
         for line_nr, line in enumerate(self._source.splitlines(), 1):