code: def get_gae_versions():
      r = requests.get(SDK_RELEASES_URL)
      r.raise_for_status()
      releases = r.json().get('items', {})
      versions_and_urls = []
      for release in releases:
          match = PYTHON_RELEASE_RE.match(release['name'])
          if not match:
              continue
          versions_and_urls.append(
              ([int(x) for x in match.groups()], release['mediaLink']))
      return sorted(versions_and_urls, key=lambda x: x[0])