test_system_column_family_operations.py

def test_system_column_family_operations(self):
        self.__set_keyspace('Keyspace1')
        
        columnDef = dict()
        columnDef['name'] = b'ValidationColumn'
        columnDef['validation_class'] = 'BytesType'
        
		#cfDef = CfDef('Keyspace1', 'NewColumnFamily', column_metadata=[cd])
        cfDef = dict()
        cfDef['keyspace'] = 'Keyspace1'
        cfDef['name'] = 'NewColumnFamily'
        cfDef['column_metadata'] = [columnDef]
        self.client.request('system_add_column_family', {'cf_def' : cfDef})