table = bcolz.ctable

initial_array = np.empty(0, np.uint32)
table = bcolz.ctable(
            rootdir='D:\\fiel',
            columns=[
                initial_array,
                initial_array,
                initial_array,
                initial_array,
            ],
            names=[
                'col1', 
                'col2', 
                'col3', 
                'col4', 
            ],
            mode='w',
        )

table.flush()