ruled = dict()
for i, f in enumerate(self.__fields):
- if self.__fields_chk[f]:
+ if r[i] is not None and self.__fields_chk[f]:
if isinstance(self.__fields_chk[f], tuple):
if r[i] not in self.__fields_chk[f]:
raise CrontabParserError('Unexpected %s value' % (f.strip('_')), lineno,