intent: Python BeautifulSoup Extract specific URLs
rewritten_intent: find all anchors with a hyperlink that matches the pattern '^(?!(?:[a-zA-Z][a-zA-Z0-9+.-]*:|//))'
snippet: soup.find_all('a', href=re.compile('^(?!(?:[a-zA-Z][a-zA-Z0-9+.-]*:|//))'))