code: def __repr__(self):
      return "{}_{}".format(type(self).__name__, self.__dict__)
  
imports: from itertools import count
  from functools import reduce
  from .tracer import trace, primitive, toposort, Node, Box, isbox, getval
  from .util import func, subval
  import warnings
label_desc: Use image node_id 17 for calling the VSpace obj's underlying member method code with example usage: obj.__repr__() and returns: str