def METHOD_NAME(url, year, month):
    data = srml.read_srml(url)
    start = pd.Timestamp(f'{year:04d}{month:02d}01 00:00')
    start = start.tz_localize('Etc/GMT+8')
    end = pd.Timestamp(f'{year:04d}{month:02d}31 23:59')
    end = end.tz_localize('Etc/GMT+8')
    assert data.index[0] == start
    assert data.index[-1] == end
    assert (data.index[59::60].minute == 59).all()
    assert str(year) not in data.columns