Method count

dask/bag/core.py:1113–1123

Count the number of elements. Examples -------- >>> import dask.bag as db >>> numbers = db.from_sequence([1, 2, 3]) >>> numbers.count().compute() 3

(self, split_every=None)

        return self.reduction(all, all, split_every=split_every)

    def count(self, split_every=None):
        """Count the number of elements.

        Examples
        --------
        >>> import dask.bag as db
        >>> numbers = db.from_sequence([1, 2, 3])
        >>> numbers.count().compute()
        3
        """
        return self.reduction(count, sum, split_every=split_every)

    def mean(self):
        """Arithmetic mean"""