class Validator(object):
    """
    This Class will contain an API to validate configurations.
    """
    def redirect(name):
        return
    def ocsp_stapling(name):
        return
    def https(names):
        return
    def hsts(name):
        return

class Validator(object):
    """
    This Class will contain an API to validate configurations.
    """
    def redirect(self, name):
        return
    def ocsp_stapling(self, name):
        return
    def https(self, names):
        return
    def hsts(self, name):
        return

Fix no-self-argument