panikweb/utils.py

   1 from datetime import datetime, timedelta
   2
   3 def tofirstdayinisoweek(year, week):
   4     # from http://stackoverflow.com/questions/5882405/get-date-from-iso-week-number-in-python
   5     ret = datetime.strptime('%04d-%02d-1' % (year, week), '%Y-%W-%w')
   6     if datetime(year, 1, 4).isoweekday() > 4:
   7         ret -= timedelta(days=7)
   8     return ret
   9