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Fix: Provide default serialization for instance set logging #111

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Fix: Provide default serialization for instance set logging #111

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10 changes: 8 additions & 2 deletions mighty/mighty_agents/base_agent.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
import random
from abc import ABC
from pathlib import Path
from warnings import warn
from typing import TYPE_CHECKING, Dict

import numpy as np
Expand Down Expand Up @@ -295,11 +296,16 @@ def __init__( # noqa: PLR0915, PLR0912
or isinstance(self.env.unwrapped, CARLENV)
):
self.result_buffer["instances"] = []

def default_serialization(obj):
warn(f"'{type(obj)}' not serializable", UserWarning)
return str(obj)

with open(Path(self.output_dir) / "instance_set.json", "w+") as f:
json.dump(self.env.instance_set, f)
json.dump(self.env.instance_set, f, default=default_serialization)

with open(Path(self.output_dir) / "test_set.json", "w+") as f:
json.dump(self.eval_env.instance_set, f)
json.dump(self.eval_env.instance_set, f, default=default_serialization)

self.eval_buffer = {
"eval_after_n_steps": [],
Expand Down
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