Fix linting issues

Author: RjLi13

pandas/_libs/tslibs/strptime.pyx

@@ -641,7 +641,7 @@ cdef _calc_julian_from_U_or_W(int year, int week_of_year,
     :param year: the year
     :param week_of_year: week taken from format U or W
     :param day_of_week: weekday
-    :param week_starts_Mon: represent whether the week of the year 
+    :param week_starts_Mon: represent whether the week of the year
                 assumes the week starts on Sunday or Monday (6 or 0)
     :returns: converted julian day.
     :rtype: int
@@ -672,17 +672,17 @@ cdef _calc_julian_from_V(int iso_year, int iso_week, int iso_weekday):
     """Calculate the Julian day based on the ISO 8601 year, week, and weekday.
     ISO weeks start on Mondays, with week 01 being the week containing 4 Jan.
     ISO week days range from 1 (Monday) to 7 (Sunday).
-    
+
     :param iso_year: the year taken from format %G
     :param iso_week: the week taken from format %V
     :param iso_weekday: weekday taken from format %u
-    :returns: the passed in year and the Gregorian ordinal date / julian date system
-    :rtype: (int, int) 
+    :returns: the iso year and the Gregorian ordinal date / julian date
+    :rtype: (int, int)
     """
 
     cdef:
         int correction, ordinal
-        
+
     correction = datetime_date(iso_year, 1, 4).isoweekday() + 3
     ordinal = (iso_week * 7) + iso_weekday - correction
     # ordinal may be negative or 0 now, which means the date is in the previous