def __init__(self, groups=None):
        super(GroupedRequirements, self).__init__(NamedRequirements)
        self.groups = groups or self.default_groups
        self.filename = None
        self.create_default_groups()
def __init__(self, api, name):
        super(V1Routing, self).__init__(api, name,
                                        description='Current version of navitia API',
                                        status='current',
                                        index_endpoint='index')