ipumspy.api.BaseExtract.select_cases# BaseExtract.select_cases(variable, values, general=True)[source]# A method to update existing IPUMS Extract Variable objects to select cases with the specified values of that IPUMS variable. Parameters: variable (Union[Variable, str]) – a Variable object or a string variable name values (List[Union[int, str]]) – a list of values for which to select records general (bool) – set to False to select cases on detailed codes. Defaults to True.