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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_medium_ids_for_password_id(self, password_id):
 """Returns a list of medium identifiers which use the given password identifier. in password_id of type str The password identifier to get the medium identifiers for. return identifiers of type str The list of medium identifiers returned on success. """

        if not isinstance(password_id, basestring):
            raise TypeError("password_id can only be an instance of type basestring")
        identifiers = self._call("getMediumIdsForPasswordId",
                     in_p=[password_id])
        return identifiers