Add lister.py to mypy exclude list.

sharmaeklavya2 · sharmaeklavya2 · commit 7af542bb542e · 2016-07-13T14:19:34.000+05:30
mypy is currently broken and gives false errors on devel/lister.py. See python/typeshed#348.
diff --git a/devel/run_mypy.py b/devel/run_mypy.py
@@ -15,6 +15,7 @@
 
 exclude = """
 lib/mypy_dummy.py
+devel/lister.py
 main/migrations/
 """.split() # type: List[str]
 
