Changed explanation for get_week_number()

babel/dates.py

@@ -1656,7 +1656,7 @@ def get_week_number(self, day_of_period: int, day_of_week: int | None = None) ->
             # If the weeknumber exceeds the maximum number of weeks for the given year
             # we must count from zero.For example the above calculation gives week 53
             # for 2018-12-31. By iso-calender definition 2018 has a max of 52
-            # weeks, thus the weeknumber must be 53-52=1.
+            # weeks, thus the weeknumber must be 53-1=52.
             max_weeks = datetime.date(year=self.value.year, day=28, month=12).isocalendar()[1]
             if week_number > max_weeks:
                 week_number -= 1