code: def build_image_path(self, src):
          
          o = urlparse(src)
          # we have a full url
          if o.netloc != '':
              return o.geturl()
          # we have a relative url
          return urljoin(self.article.final_url, src)
docs: \
          This method will take an image path and build
          out the absolute path to that image
          * using the initial url we crawled
            so we can find a link to the image
            if they use relative urls like ../myimage.jpg