remove unused return value from suds.xsd.sxbasic.Element.implany()

suds/bindings/binding.py

@@ -497,7 +497,7 @@ class PartElement(SchemaElement):
         self.form_qualified = False
 
     def implany(self):
-        return self
+        pass
 
     def optional(self):
         return True

suds/xsd/sxbasic.py

@@ -399,7 +399,6 @@ class Element(TypedContent):
         """
         if self.type is None and self.ref is None and self.root.isempty():
             self.type = self.anytype()
-        return self
 
     def childtags(self):
         return "any", "attribute", "complexType", "simpleType"