code: def __init__(self, dtype):
      self.next_id = 0
      self.dtype = dtype
  
imports: import copy
  import numpy
  import six
  import chainer
  from chainer.backends import cuda
  from chainer import device_resident
  from chainer import function
  from chainer.initializers import uniform
  from chainer import link
  from chainer import utils
  from chainer.utils import type_check
  from chainer import variable
label_desc: Use image node_id 1 to create a new TreeParser object from inherited base classes: object with example: obj = TreeParser(dtype)