Expanding.
median
Calculate the expanding median.
For compatibility with other expanding methods. Has no effect on the computed median.
Returned type is the same as the original object.
See also
Series.expanding
Calling object with Series data.
DataFrame.expanding
Calling object with DataFrames.
Series.median
Equivalent method for Series.
DataFrame.median
Equivalent method for DataFrame.
Examples
Compute the rolling median of a series with a window size of 3.
>>> s = pd.Series([0, 1, 2, 3, 4]) >>> s.rolling(3).median() 0 NaN 1 NaN 2 1.0 3 2.0 4 3.0 dtype: float64