def is_subset_of_dicts(src_dict, dest_dict):
  """Check is all items of one dictionary 'src_dict' is subset of items of
  another dictionary 'dest_dict', where 'src_dict' should has same or less
  length then 'dest_dict'.
  Examples:
  ({"b": 2, "a": 1}, {"a": 1, "b": 2, "c": 4}) = True
  ({"a": 1, "b": 2, "c": 4}, {"b": 2, "a": 1}) = False
  """
  return all(item in dest_dict.iteritems() for item in src_dict.iteritems())