code: def get(dict_, keys=(), default=None):
      
      ensure_mapping(dict_)
      ensure_iterable(keys)
  
      for key in keys:
          try:
              return dict_[key]
          except KeyError:
              pass
  
      return default
docs: Extensions of standard :meth:`dict.get`.
      Retrieves an item from given dictionary, trying given keys in order.
  
      :param dict_: Dictionary to perform the lookup(s) in
      :param keys: Iterable of keys
      :param default: Default value to return if no key is found
  
      :return: Value for one of given ``keys``, or ``default``