def get_hash_map()

in tools/create_bazel_hashdict.py [0:0]

• 40 lines of code
• 9 McCabe index (conditional complexity)

def get_hash_map(f):
  """Construct the hash map reading the release website, writing it to f."""
  splitted_version = FLAGS.minimum_version.split(".")
  if len(splitted_version) != 3:
    sys.stderr.write(("Invalid version '%s', "
                      "expected a dot-separated version with 3 components "
                      "(e.g. 3.1.2)") % FLAGS.minimum_version)
    sys.exit(-1)
  version = [
      int(splitted_version[0]),
      int(splitted_version[1]),
      int(splitted_version[2])
  ]
  while True:
    try:
      v = "%s.%s.%s" % (version[0], version[1], version[2])
      print("Getting SHA-256 for version " + v)
      # Force 404 before we actually add the information
      urllib2.urlopen(_URL_EXISTS.format(version = v)).read()
      f.write("    \"%s\": {\n" % v)
      for platform in FLAGS.platforms:
        r = urllib2.urlopen(
            _URL_FORMAT.format(version = v, platform = platform))
        f.write("        \"%s\": \"%s\",\n" % (platform,
                                               r.read().split(" ", 1)[0]))
      f.write("    },\n")
      version[2] += 1
    except urllib2.HTTPError as e:
      if e.code == 404:
        print("  ==> Not a Bazel version")
        # Current version does not exists, increase the lowest non null version number
        if skipped_version(version):
          version[2] += 1
        elif version[2] == 0:
          if version[1] == 0:
            return
          version[1] = 0
          version[0] += 1
        else:
          version[2] = 0
          version[1] += 1
      else:
        raise e