Error when parameter in external file is class defined in __main__

[sternj]

Running monkeytype run lanaro_particle.py and then monkeytype apply extracted_evolve_python (also happens with stub) on this gist, I get a silent failure, which warns WARNING: Failed decoding trace: Module '__main__' has no attribute 'ParticleSimulator' in verbose mode. Looking at the trace itself, I'm seeing

2024-01-10 16:04:30.364209|extracted_evolve_python|extracted_evolve_python|{"nsteps": {"module": "builtins", "qualname": "int"}, "self": {"module": "__main__", "qualname": "ParticleSimulator"}, "timestep": {"module": "builtins", "qualname": "float"}}|{"module": "builtins", "qualname": "NoneType"}|

[sternj]

Actual nature of the error aside, I think there's a case to be made for trace-decoding-failed being fail-stop (or at least optionally so), but it seems like this is very deliberate behavior