def insert(self, key, value):
    self._values.insert(key, self._type_checker.CheckValue(value))
    if not self._message_listener.dirty:
      self._message_listener.Modified()
Inserts the item at the specified position. Similar to list.insert().
dataset/ETHPy150Open sklearn-theano/sklearn-theano/sklearn_theano/externals/google/protobuf/internal/containers.py/RepeatedScalarFieldContainer.insert