[Python]代码    

from datetime import datetime  from datetime import timedelta  import calendar    def getLastDayOfLastMonth():      d = datetime.now()      c = calendar.Calendar()            year = d.year      month = d.month            if month == 1 :          month = 12          year -= 1      else :          month -= 1      days = calendar.monthrange(year, month)[1]         return (datetime(year,month,1)+timedelta(days= days)).strftime('%Y-%m-%d %X')