code: def load_module(self, path, squash=True):
          
          config_obj = load(path)
          obj = {key: getattr(config_obj, key) for key in dir(config_obj)
                 if key.isupper()}
  
          if squash:
              self.load_dict(obj)
          else:
              self.update(obj)
          return self
docs: Load values from a Python module.
  
             Example modue ``config.py``::
  
                  DEBUG = True
                  SQLITE = {
                      "db": ":memory:"
                  }
  
  
             >>> c = ConfigDict()
             >>> c.load_module('config')
             {DEBUG: True, 'SQLITE.DB': 'memory'}
             >>> c.load_module("config", False)
             {'DEBUG': True, 'SQLITE': {'DB': 'memory'}}
  
             :param squash: If true (default), dictionary values are assumed to
                            represent namespaces (see :meth:`load_dict`).