builtins shouldn't be unique if called by compiled.create

jedi/evaluate/compiled/__init__.py

@@ -45,6 +45,9 @@ class CompiledObject(Base):
         self.obj.__call__
         return actual
 
+    def py__mro__(self, evaluator):
+        return tuple(create(evaluator, cls) for cls in self.obj.__mro__)
+
     @property
     def doc(self):
         return inspect.getdoc(self.obj) or ''
@@ -432,4 +435,10 @@ def create(evaluator, obj, parent=builtin, module=None):
             faked.parent = parent
             return faked
 
+    try:
+        if obj.__module__ in ('builtins', '__builtin__'):
+            return builtin.get_by_name(obj.__name__)
+    except AttributeError:
+        pass
+
     return CompiledObject(obj, parent)