@ -28,6 +28,8 @@ def opcode_serialize(opcode):
return '\x76'
if opcode == 'OP_HASH160':
return '\xa9'
if opcode == 'OP_EQUAL':
return '\x87'
if opcode == 'OP_EQUALVERIFY':
return '\x88'
if opcode == 'OP_CHECKSIG':