code: def init_fast_params(self):
      if not self.track_higher_grads:
          raise Exception(
              "Cannot get initial parameters when not tracking higher "
              "gradients."
          )
      return self._fast_params[0]
  
imports: import abc
  from collections import OrderedDict
  from contextlib import contextmanager
  import typing
  import weakref
  import warnings
  import torch
  from .None import utils
label_desc: Use image node_id 4 for calling the _MonkeyPatchBase obj's underlying member method code with example usage: obj.init_fast_params() and returns: self