pandas.core.window.rolling.Rolling.count
- Rolling.count()[source]
-
Calculate the rolling count of non NaN observations.
- Returns
-
- Series or DataFrame
-
Return type is the same as the original object.
See also
pandas.Series.rolling
-
Calling rolling with Series data.
pandas.DataFrame.rolling
-
Calling rolling with DataFrames.
pandas.Series.count
-
Aggregating count for Series.
pandas.DataFrame.count
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Aggregating count for DataFrame.
Examples
>>> s = pd.Series([2, 3, np.nan, 10]) >>> s.rolling(2).count() 0 1.0 1 2.0 2 1.0 3 1.0 dtype: float64 >>> s.rolling(3).count() 0 1.0 1 2.0 2 2.0 3 2.0 dtype: float64 >>> s.rolling(4).count() 0 1.0 1 2.0 2 2.0 3 3.0 dtype: float64
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Licensed under the 3-clause BSD License.
https://pandas.pydata.org/pandas-docs/version/1.3.4/reference/api/pandas.core.window.rolling.Rolling.count.html