pandas.core.groupby.GroupBy.all

final GroupBy.all(skipna=True)

Return True if all values in the group are truthful, else False.

Parameters

skipnabool, default True

Flag to ignore nan values during truth testing.

Returns

Series or DataFrame

DataFrame or Series of boolean values, where a value is True if all elements are True within its respective group, False otherwise.

See also

Series.groupby

Apply a function groupby to a Series.

DataFrame.groupby

Apply a function groupby to each row or column of a DataFrame.