montreal-forced-align-polygot/MFA-python

1# preextract.py2# Pre-extracts the MFA acoustic model zip at Docker build time so the3# container never needs to unzip it on first request.4import os5import sys6 7root = "/mfa"8 9try:10    from montreal_forced_aligner.models import AcousticModel11    path = AcousticModel.get_pretrained_path("english_mfa", root)12    model = AcousticModel(str(path))13    # Calling .load() triggers extraction into /mfa/extracted_models/14    model.load()15    print(f"Pre-extraction complete: {path}")16except Exception as e:17    print(f"Pre-extraction failed (non-fatal, MFA will extract on first run): {e}")18    sys.exit(0)   # always exit 0 so Docker build doesn't fail