[Trivial] python help message
[Trivial] python help message

Former-commit-id: 9feda2b2c26c939b9a7549d209f9dc8c3ad884f1
syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin