pandas.core.window.expanding.Expanding.count¶
- Expanding.count()[source]¶
Calculate the expanding count of non NaN observations.
- Returns
- Series or DataFrame
Return type is the same as the original object with
np.float64
dtype.
See also
pandas.Series.expanding
Calling expanding with Series data.
pandas.DataFrame.expanding
Calling expanding with DataFrames.
pandas.Series.count
Aggregating count for Series.
pandas.DataFrame.count
Aggregating count for DataFrame.