class_docstr: Set hyperparameters by a predefined epoch-based schedule.
code: def _trigger_epoch(self):
      if not self._step:
          self.trigger()
  
imports: import operator
  import os
  import numpy
  from abc import ABCMeta, abstractmethod
  from collections import deque
  import six
  from ..compat import tfv1
  from ..tfutils.common import get_op_tensor_name
  from ..utils import logger
  from .base import Callback
label_desc: Use image node_id 7 for calling the ScheduledHyperParamSetter obj's underlying member method code with example usage: obj._trigger_epoch() without return types