code: def popitem(self, last=True):
      if not self:
          raise KeyError("dictionary is empty")
      key = reversed(self).next() if last else iter(self).next()
      value = self.pop(key)
      return key, value
  
file_path: catboost/contrib/python/simplejson/py3/simplejson/ordered_dict.py
imports: from UserDict import DictMixin
label_desc: Use image node_id 7 for calling the OrderedDict obj's underlying member method code with example usage: obj.popitem(last) and returns: key,  value