code: def get_interims_data(self):
          
          form = self.request.form
          if 'item_data' not in form:
              return {}
  
          item_data = {}
          if type(form['item_data']) == list:
              for i_d in form['item_data']:
                  for i, d in json.loads(i_d).items():
                      item_data[i] = d
              return item_data
  
          return json.loads(form['item_data'])
docs: Returns a dictionary with the interims data