pandera.api.checks.Check.notin#
- classmethod Check.notin(forbidden_values, **kwargs)[source]#
Ensure some defined values don’t occur within a series.
Like
Check.isin()
this check operates on single characters if it is applied on strings. If forbidden_values is a string, it is understood as set of prohibited characters. Any string of length > 1 can’t be in it by design.