_collections.defaultdict fix __module__ builtin

Author: cosminbasca

graalpython/lib-graalpython/_collections.py

@@ -715,3 +715,6 @@ def copy(self):
     def __reduce__(self):
         args = tuple() if self.default_factory is None else (self.default_factory,)
         return type(self), args, None, None, iter(self.items())
+
+
+defaultdict.__module__ = 'collections'