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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_article_urls(url):
 """ Return the articles from a page Technically, look for a div with class mw-search-result-heading and get the first link from this div """

    doc = html.parse(url).getroot()
    for div in doc.cssselect("div.mw-search-result-heading"):
        href = div.cssselect("a")[0].get('href')
        if ":" in href:
            continue # skip Category: links
        href = urljoin(url, href)
        yield href