'Helper method used by the manage_existing tests below.'

@staticmethod
def _get_manage_existing_lvs(name):

    lvs = [{'name': 'fake_lv', 'size': '1.75'}, {'name': 'fake_lv_bad_size', 'size': 'Not    a    float'}]
    for lv in lvs:
        if (lv['name'] == name):
            return lv
