Method count

pandas/core/series.py:2072–2091

Return number of non-NA/null observations in the Series. Returns ------- int Number of non-null values in the Series. See Also -------- DataFrame.count : Count non-NA cells for each column or row. Examples ------

(self)

    # TODO: integrate bottleneck
    def count(self) -> int:
        """
        Return number of non-NA/null observations in the Series.

        Returns
        -------
        int
            Number of non-null values in the Series.

        See Also
        --------
        DataFrame.count : Count non-NA cells for each column or row.

        Examples
        --------
        >>> s = pd.Series([0.0, 1.0, np.nan])
        >>> s.count()
        2
        """
        return maybe_unbox_numpy_scalar(notna(self._values).sum().astype("int64"))

    def mode(self, dropna: bool = True) -> Series:
        """