pyspark.pandas.Series.pow

Series. pow ( other : Any ) → pyspark.pandas.series.Series [source]

返回序列与序列及其他元素的指数幂(二元运算符 ** )。

等同于 series ** other

Parameters
other Series or scalar value
fill_value Scalar value, default None
Returns
Series

操作的结果。

另请参阅

Series.rpow

示例

>>> df = ps.DataFrame({'a': [2, 2, 4, np.nan],
...                    'b': [2, np.nan, 2, np.nan]},
...                   index=['a', 'b', 'c', 'd'], columns=['a', 'b'])
>>> df
     a    b
a  2.0  2.0
b  2.0  NaN
c  4.0  2.0
d  NaN  NaN
>>> df.a.pow(df.b)
a     4.0
b     NaN
c    16.0
d     NaN
dtype: float64
>>> df.a.rpow(df.b)
a     4.0
b     NaN
c    16.0
d     NaN
dtype: float64