from bs4 import BeautifulSoup


def remove_tags(html):
    """Remove all html tags.

    Args:
        html: html string.

    Returns:
        cleaned text.

    Example:
        >>> html = 'hoge<a href="fuga">bar</a>buzz'
        >>> remove_tags(html)
        hogebarbuzz
    """
    soup = BeautifulSoup(html, 'html.parser')
    text = soup.get_text()

    return text