code: def restore_env(env_dict):
      '''Set environment variables in the current python process from a dict
      containing envvars and values.'''
  
      if hasattr(sys, 'real_prefix'):
          sys.prefix = sys.real_prefix
          del(sys.real_prefix)
  
      replace_osenviron(expand_envvars(dict_to_env(env_dict))f restore_env(env_dict):
      '''Set environment variables in the current python process from a dict
      containing envvars and values.'''
  
      if hasattr(sys, 'real_prefix'):
          sys.prefix = sys.real_prefix
          del(sys.real_prefix)
  
      replace_osenviron(expand_envvars(dict_to_env(env_dict)))
docs: Set environment variables in the current python process from a dict
      containing envvars and values.