pandas.core.groupby.GroupBy.all#
- final GroupBy.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.