[Python 3.7] Unsupported Opcodes

[system-failure-b8xy]

Unsupported opcode: BUILD_MAP_UNPACK_WITH_CALL (195)
Unsupported opcode: BUILD_MAP_UNPACK_WITH_CALL (195)
Unsupported opcode: CALL_FUNCTION_EX (170)
Unsupported opcode: BUILD_TUPLE_UNPACK_WITH_CALL (202)
Unsupported opcode: BUILD_TUPLE_UNPACK (196)

I tried decompiling a .pyc file built in Python 3.7 (I don't have access to the original source code), and that was the only error as far I can see from the terminal.

I don't really know what else to report, so tell me if you need anything else.