diff options
Diffstat (limited to 'Lib/calendar.py')
| -rw-r--r-- | Lib/calendar.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/calendar.py b/Lib/calendar.py index ab14c7d..2e45e24 100644 --- a/Lib/calendar.py +++ b/Lib/calendar.py @@ -564,6 +564,10 @@ c = TextCalendar() firstweekday = c.getfirstweekday def setfirstweekday(firstweekday): + try: + firstweekday.__index__ + except AttributeError: + raise IllegalWeekdayError(firstweekday) if not MONDAY <= firstweekday <= SUNDAY: raise IllegalWeekdayError(firstweekday) c.firstweekday = firstweekday |