preprocessors.py 文件源码

def unescape_html(chatbot, statement):
    """
    Convert escaped html characters into unescaped html characters.
    For example: "&lt;b&gt;" becomes "<b>".
    """
    import sys

    # Replace HTML escape characters
    if sys.version_info[0] < 3:
        from HTMLParser import HTMLParser
        html = HTMLParser()
    else:
        import html

    statement.text = html.unescape(statement.text)

    return statement