Function tu64_encode

tests/utils.py:617–622

Encode a tu64 (or tu32 etc) value

(i: int)

def tu64_encode(i: int):
    """Encode a tu64 (or tu32 etc) value"""
    ret = struct.pack("!Q", i)
    while ret.startswith(b'\0'):
        ret = ret[1:]
    return ret


def serialize_payload_tlv(amount_msat, delay, next_channel, blockheight):