def get_version():
    """Retrieves package version from the file."""
    with open('fades/_version.py') as fh:
        m = re.search("\(([^']*)\)", fh.read())
    if m is None:
        raise ValueError("Unrecognized version in 'fades/_version.py'")
    return m.groups()[0].replace(', ', '.')
Retrieves package version from the file.