<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def rlmb_base_stochastic():
 """Base setting with a stochastic next-frame model."""

  hparams = rlmb_base()
  hparams.initial_epoch_train_steps_multiplier = 5
  hparams.generative_model = "next_frame_basic_stochastic"
  hparams.generative_model_params = "next_frame_basic_stochastic"
  return hparams