code: def items(self):
          '''Return a copy of the dictionary's list of ``(key, value)`` pairs.'''
          return [(self.keys[x], self.values[x]) for x in range(len(self.keys))f items(self):
          '''Return a copy of the dictionary's list of ``(key, value)`` pairs.'''
          return [(self.keys[x], self.values[x]) for x in range(len(self.keys))]
docs: Return a copy of the dictionary's list of ``(key, value)`` pairs.