message: Adding a decode to support Python 3.5 on Windows.
diff: @@ -276,8 +276,9 @@ def check_for_lingering_string(lingering_string):
  """Check for given lingering strings."""
  formatted_string = lingering_string.replace(".", r"\.")
  try:
  - linger_strs = subprocess.check_output(
  - ['grep', '-rnoH', formatted_string, TF_SRC_DIR]).split("\n")
  + linger_str_output = subprocess.check_output(
  + ['grep', '-rnoH', formatted_string, TF_SRC_DIR])
  + linger_strs = linger_str_output.decode('utf8').split("\n")
  except subprocess.CalledProcessError:
  linger_strs = []
  