def text_to_paras(text, aux=""):
    """
    :in: str text
    list of str: paras = text_to_paras(text, aux='')

    aux = '.' for use in baidutr batch translate
    seg text to paras
    newline delimiters a para
    empty lines ignored
    """

    # lines = text.split('\n')
    lines = text.splitlines()
    lines = [element.strip() for element in lines if element.strip()]
    terminators = [".", "!", "?"]
    # crude, add aux to para end if not ended with terminators
    lines = [elm + (aux if elm[-1] not in terminators else "") for elm in lines]  # noqa

    return lines