config.py 文件源码

def from_frontend_value(key, value):
    """Returns a `SiteConfiguration` object value for the relevant `key` and
    JSON-serializable `value`, applying any transformation reversed by to_frontend_value."""
    if key == NICETIES_OPEN:
        from datetime import timedelta
        return timedelta(days=value)
    elif key == CLOSING_TIME:
        from datetime import datetime
        return datetime.strptime(value, '%H:%M').time()
    elif key == CLOSING_BUFFER:
        from datetime import timedelta
        return timedelta(minutes=value)
    elif key == CACHE_TIMEOUT:
        from datetime import timedelta
        return timedelta(seconds=value)
    elif key == INCLUDE_FACULTY:
        return value
    elif key == INCLUDE_RESIDENTS:
        return value
    else:
        raise ValueError('No such config key!')