"""Classify the speaker gender of one audio file.

Usage:
    pip install -r requirements.txt
    python infer_file.py path/to/audio.wav
"""
import sys

from gender_id import GenderClassifier

if __name__ == "__main__":
    if len(sys.argv) != 2:
        raise SystemExit(f"usage: python {sys.argv[0]} <audio_path>")
    clf = GenderClassifier()
    gender, confidence = clf.predict_file(sys.argv[1])
    print(f"{sys.argv[1]}: {gender} (confidence={confidence:.3f})")