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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 has_type(self, type_=None):
 """Tests if the given Type is known. arg: type (osid.type.Type):
 the Type to look for return: (boolean) - true if the given Type is known, false otherwise raise: NullArgument - type is null raise: OperationFailed - unable to complete request raise: PermissionDenied - authorization failure compliance: mandatory - This method must be implemented. """

        # This seems silly :)
        return bool(self.get_type(namespace=type_.get_namespace(),
                                  identifier=type_.get_identifier(),
                                  authority=type_.get_authority()))