files = ["src/eval/__init__.py", "src/eval/generation.py"]
imports = [(".clipscore","CLIPScoreEvaluator"),(".vqascore","VQAScoreEvaluator"),
           (".geneval","GenEvalEvaluator"),(".dpgbench","DPGEvaluator")]
for fp in files:
    s = open(fp).read()
    for mod,cls in imports:
        old = f"from {mod} import {cls}"
        new = f"try:\n    from {mod} import {cls}\nexcept Exception:\n    {cls} = None"
        if old in s and ("try:\n    from "+mod) not in s:
            s = s.replace(old, new)
    open(fp,"w").write(s)
    print("patched", fp)
print("PATCH_DONE")