id summary reporter owner description type status component version severity resolution keywords cc stage has_patch needs_docs needs_tests needs_better_patch easy ui_ux 4089 join filter throws TypeError exception not caught in filter function when arg not iterable rezzrovv Adrian Holovaty Summary sums it up. If the variable being filtered on isn't iterable a TypeError is thrown and isn't caught and dealt w/ silently. closed Template system dev invalid Unreviewed 1 0 0 0 0 0