157fe48dfd minor docstring fixups (planetBoy)
Pull request description:
ACKs for top commit:
apoelstra:
ACK 157fe48dfdc4029a0db63b393d8d9fd32a197e30; successfully ran local tests
Tree-SHA512: 29fe6168ff729f0f65f32a2c6ad28d45e36e0761cac4455b57b891f9c0bd2622db51a21b4961d33fa5a8934302eefca4a77c20732bf047e2721a5bc5d655c340