code: def get_bhavcopy_url(self, d):
          
          d = parser.parse(d).date()
          day_of_month = d.strftime("%d")
          mon = d.strftime("%b").upper()
          year = d.year
          url = self.bhavcopy_base_url % (year, mon, day_of_month, mon, year)
          return url
docs: take date and return bhavcopy url