message: Update the doc in `multi_process_runner` for how the subprocesses logs can be inspected.
diff: @@ -93,8 +93,7 @@ def run(proc_func,
  """Run functions on local sub-processes.
  Experimental. API subject to change. To fully inspect logging from
  - subprocesses, use following two flags with bazel test:
  - `--test_arg=--logtostderr --test_output=streamed`.
  + subprocesses, use `--test_arg=--logtostderr` flag with bazel test.
  Args:
  proc_func: Function to be run on the processes. This will be run on
  @@ -239,7 +238,8 @@ def run(proc_func,
  raise internal_queue_result
  # If none of those did, report time out to user.
  raise RuntimeError(
  - 'One or more subprocesses timed out. Please inspect logs for '
  + 'One or more subprocesses timed out. Please use '
  + '`--test_arg=--logtostderr` bazel flag to inspect logs for '
  'subprocess debugging info. Timeout = {} sec.'.format(timeout))
  for internal_queue_result in internal_queue_results:
  