def test_suffix_fmt_idx(): assert_equal(mrg.suffix_fmt_idx(0), '_nidx_00') assert_equal(mrg.suffix_fmt_idx(00), '_nidx_00') assert_equal(mrg.suffix_fmt_idx(1), '_nidx_01') assert_equal(mrg.suffix_fmt_idx(01), '_nidx_01') assert_equal(mrg.suffix_fmt_idx(10), '_nidx_10') assert_equal(mrg.suffix_fmt_idx(99999990), '_nidx_99999990')
def custom_suffix(idx): return mrg.suffix_fmt_idx(idx) + 'custom'