Hello everyone !
I hope you’re all having a great day. I’m working on a project to model multi-agent learning using a PettingZoo MARL environment. The catch is that each there are two types of agents, each with their distinct observation spaces. When I run my setup, I get an error of the form:
AssertionError: Observation spaces for all agents must be identical. Perhaps SuperSuit’s pad_observations wrapper can help (useage:
Doing a little digging, I discover that the error is raised by the
ParallelPettingZooEnv wrapper that I’m using to translate a
ParallelEnv to RLlib’s version. Here’s a MWE:
I’m currently on
Can you guys help me find what to do, please? Thanks so much! Of course, if there’s any further information I can give, I’d love to!