index = pd.Int64Index([1, 3, 5], dtype=np.int64)
df = pd.DataFrame(np.arange(6 * 2).reshape((6, 2)), index=list('ABCDEF'))
new_index = pd.Int64Index(np.arange(len(df))).difference(index)
print(df.iloc[new_index])
select pandas rows by excluding index number