code: def extract_filename_from_url(log, url):
      
      ## > IMPORTS ##
      import re
      # EXTRACT THE FILENAME FROM THE URL
      try:
          log.debug("extracting filename from url " + url)
          reEoURL = re.compile('([\w\.]*)$')
          filename = reEoURL.findall(url)[0]
          # log.debug(filename)
          if(len(filename) == 0):
              filename = 'untitled.html'
          if not (re.search('\.', filename)):
              filename = filename + '.html'
      except Exception as e:
          filename = None
          # print url
          log.warning("could not extracting filename from url : " + str(e) + "\n")
  
      return filename
docs: *get the filename from a URL.*
  
      *Will return 'untitled.html', if no filename is found.*
  
      **Key Arguments:**
          - ``url`` -- the url to extract filename from
  
      Returns:
          - ``filename`` -- the filename
  
      **Usage:**
          .. code-block:: python 
  
              from fundamentals.download import extract_filename_from_url
              name = extract_filename_from_url(
                  log=log,
                  url="https://en.wikipedia.org/wiki/Docstring"
              )
              print name
              # OUT: Docstring.html