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# to you under the Apache License, Version 2.0 (the
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"""
Aggregation functions.
"""
from .._struct import kind as kindmod
from .._struct import series
[docs]class Count(series.Aggregate, series.Univariate):
"""Number of the input rows."""
kind: kindmod.Integer = kindmod.Integer()
[docs]class Avg(series.Arithmetic, series.Aggregate, series.Univariate):
"""Average of the feature values."""
[docs]class Max(series.Arithmetic, series.Aggregate, series.Univariate):
"""Maximum of the feature values."""
[docs]class Min(series.Arithmetic, series.Aggregate, series.Univariate):
"""Minimum of the feature values."""
[docs]class Sum(series.Arithmetic, series.Aggregate, series.Univariate):
"""Sum of the feature values."""