little edge case of modules that don't have a scope_names_generator, which is unfortunately missing, but not really used in Jedi.

At europython's hackathon we played with it and @scoder added a small script to cython/Cython/Compiler/JediTyper.py, which makes it possible to add Cython types to a Python script.

jedi/parser/representation.py

@@ -396,6 +396,9 @@ class Module(IsScope):
     For isinstance checks. fast_parser.Module also inherits from this.
     """
 
+    def scope_names_generator(self, position=None):
+        yield self, filter_after_position(self.get_defined_names(), position)
+
 
 class SubModule(Scope, Module):
     """