message: Update accuracy_utils.py
  fix pylint warning/errors.
diff: @@ -144,7 +144,8 @@ class StreamingAccuracyStats(object):
  correct_match_percentage = self._how_many_c / self._how_many_gt * 100
  wrong_match_percentage = self._how_many_w / self._how_many_gt * 100
  false_positive_percentage = self._how_many_fp / self._how_many_gt * 100
  - tf.compat.v1.logging.info('{:.1f}% matched, {:.1f}% correct, {:.1f}% wrong, '
  + tf.compat.v1.logging.info(
  + '{:.1f}% matched, {:.1f}% correct, {:.1f}% wrong, '
  '{:.1f}% false positive'.format(
  any_match_percentage, correct_match_percentage,
  wrong_match_percentage, false_positive_percentage))
  