class_docstr: Stan Estimator for MCMC Sampling
  
  Parameters
  ----------
  stan_mcmc_args : dict
      Supplemental stan mcmc args to pass to CmdStandPy.sampling()
code: def _set_computed_stan_mcmc_configs(self):
      self._stan_mcmc_args = update_dict({}, self._stan_mcmc_args)
  
imports: from abc import abstractmethod
  from copy import copy
  import logging
  import multiprocessing
  from sys import platform, version_info
  from .base_estimator import BaseEstimator
  from ..exceptions import EstimatorException
  from ..utils.stan import get_compiled_stan_model, suppress_stdout_stderr
  from ..utils.general import update_dict
  from ..utils.logger import get_logger
label_desc: Use image node_id 2 for calling the StanEstimatorMCMC obj's underlying member method code with example usage: obj._set_computed_stan_mcmc_configs() without return types