code: def median_date(dt_list):
      
      #dt_list_sort = sorted(dt_list)
      idx = len(dt_list)/2
      if len(dt_list) % 2 == 0:
          md = mean_date([dt_list[idx-1], dt_list[idx]])
      else:
          md = dt_list[idx]
      return md
docs: Calcuate median datetime from datetime list