def _choose(old_style, new_style):
    family = distrib_family()
    if family == 'debian':
        distrib = distrib_id()
        at_least_trusty = (distrib == 'Ubuntu' and V('14.04') >= V(distrib_release()))
        at_least_jessie = (distrib == 'Debian' and V(distrib_release()) >= V('8.0'))
        if at_least_trusty or at_least_jessie:
            return new_style
        else:
            return old_style
    else:
        raise UnsupportedFamily(supported=['debian'])


# backward compatibility (deprecated)
dataset/ETHPy150Open ronnix/fabtools/fabtools/apache.py/_choose/swapped operands of `>=`