code: def getArgs(self, namespace):
          
          namespace = self._fixNS(namespace)
          args = []
          for ((pair_ns, ns_key), value) in self.args.items():
              if pair_ns == namespace:
                  if isinstance(ns_key, bytes):
                      k = str(ns_key, encoding="utf-8")
                  else:
                      k = ns_key
                  if isinstance(value, bytes):
                      v = str(value, encoding="utf-8")
                  else:
                      v = value
                  args.append((k, v))
          return dict(args)
docs: Get the arguments that are defined for this namespace URI
  
          @returns: mapping from namespaced keys to values
          @returntype: dict of {str:bytes}