code: def __next__(self):
      if self._pos < len(self._mylist):
          self._pos += 1
          return self._mylist[self._pos - 1]
      raise StopIteration
  
imports: import functools
label_desc: Use image node_id 4 for calling the TestClass2 obj's underlying member method code with example usage: obj.__next__() and returns: self