def mention(sourceURL, targetURL, vouchDomain=None):
    app.logger.info('discovering Webmention endpoint for %s' % sourceURL)

    mentions = ronkyuu.findMentions(sourceURL)
    result   = False
    app.logger.info('mentions %s' % mentions)
    for href in mentions['refs']:
        if href != sourceURL and href == targetURL:
            app.logger.info('post at %s was referenced by %s' % (targetURL, sourceURL))

            result = processWebmention(sourceURL, targetURL, vouchDomain)
    app.logger.info('mention() returning %s' % result)
    return result
Process the Webmention of the targetURL from the sourceURL.
dataset/ETHPy150Open bear/python-indieweb/indieweb.py/mention