<class 'numpy.recarray'>
__pydev_val__
(3, 3)
__pydev_val__
col1__pydev_table_column_type_val__col2__pydev_table_column_type_val__col3
__pydev_val__
int64__pydev_table_column_type_val__int64__pydev_table_column_type_val__float64__pydev_table_column_type_val__object