def return_label(file_path):

    """
        Extract label from filename

        Inputs:
        ---------------
        file_name:  Source of raw wav signal str


        Outputs:
        ---------------
        y:          target as string

    """

    if "silence" in file_path.lower():
        y = 'silence'
    elif "song" in file_path.lower():
        y = 'singing'
    else:
        y = 'speaking'
    return y