def filter_babel_metadata()

in experiments/babel/app/pages/welcome.py [0:0]

• 26 lines of code
• 9 McCabe index (conditional complexity)

def filter_babel_metadata(filepath: str) -> list[BabelMetadata]:
    """
    Reads a JSON file, filters the 'audio_metadata' list to keep only entries
    with voice_name containing "Puck" or "Leda", and returns the filtered data as a List[BabelMetadata].

    Args:
        filepath: The path to the JSON file.

    Returns:
        A List[BabelMetadata] containing the filtered data.
    """
    try:
        with open(filepath, "r") as f:
            data = json.load(f)
    except FileNotFoundError:
        print(f"Error: File '{filepath}' not found.")
        return []
    except json.JSONDecodeError:
        print(f"Error: Invalid JSON format in '{filepath}'.")
        return []

    if "audio_metadata" not in data or not isinstance(data["audio_metadata"], list):
        print(f"Warning: 'audio_metadata' key not found or not a list in '{filepath}'.")
        return []

    filtered_metadata: list[BabelMetadata] = [
        {
            "voice_name": item["voice_name"],
            "language_code": item["language_code"],
            "gender": item["gender"],
            "text": item["text"],
            "audio_path": item["audio_path"],
        }
        for item in data["audio_metadata"]
        if "voice_name" in item
        and ("Puck" in item["voice_name"] or "Leda" in item["voice_name"])
    ]

    return filtered_metadata