mars.dataframe.Series.ndim#
- property Series.ndim#
Return an int representing the number of axes / array dimensions.
Return 1 if Series. Otherwise return 2 if DataFrame.
参见
ndarray.ndim
Number of array dimensions.
实际案例
>>> import mars.dataframe as md >>> s = md.Series({'a': 1, 'b': 2, 'c': 3}) >>> s.ndim.execute() 1
>>> df = md.DataFrame({'col1': [1, 2], 'col2': [3, 4]}) >>> df.ndim.execute() 2