File name formatter.

    Remove all file system forbidden char from text.

    **中文文档**

    移除文件系统中不允许的字符。

def fmt_filename(text):
    """File name formatter.

    Remove all file system forbidden char from text.

    **中文文档**

    移除文件系统中不允许的字符。 
    """
    forbidden_char = ["\\", "/", ":", "*", "?", "|", "<", ">", '"']
    for char in forbidden_char:
        text = text.replace(char, "")
    return text