pandas.core.groupby.DataFrameGroupBy.all¶
- DataFrameGroupBy.all(skipna=True)[source]¶
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.