code: def pythonize(self, val):
          
          if isinstance(val, list) and len(set(val)) == 1:
              # If we have a list with a unique value just use it
              return val[0]
  
          # Well, can't choose to remove something.
          return val
docs: If value is a single list element just return the element
          does nothing otherwise
  
          :param val: value to convert
          :type val:
          :return: converted value
          :rtype: