def add_http_status(name, value, phrase, description=''):
# call our new member factory, it's essentially the `HTTPStatus.__new__` method
new_status = HTTPStatus.__new_member__(HTTPStatus, value, phrase,
description)
new_status._name_ = name # store the enum's member internal name
new_status.__objclass__ = HTTPStatus.__class__ # store the enum's member parent class
setattr(HTTPStatus, name,
new_status) # add it to the global HTTPStatus namespace
HTTPStatus._member_map_[
name] = new_status # add it to the name=>member map
HTTPStatus._member_names_.append(
name) # append the names so it appears in __members__
HTTPStatus._value2member_map_[
value] = new_status # add it to the value=>member map
