test: fix pylint error in u_boot_console_exec_attach.py
* provide module docstring
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/test/py/u_boot_console_exec_attach.py b/test/py/u_boot_console_exec_attach.py
index 27834b5..8dd8cc1 100644
--- a/test/py/u_boot_console_exec_attach.py
+++ b/test/py/u_boot_console_exec_attach.py
@@ -2,8 +2,10 @@
# Copyright (c) 2015 Stephen Warren
# Copyright (c) 2015-2016, NVIDIA CORPORATION. All rights reserved.
-# Logic to interact with U-Boot running on real hardware, typically via a
-# physical serial port.
+"""
+Logic to interact with U-Boot running on real hardware, typically via a
+physical serial port.
+"""
import sys
from u_boot_spawn import Spawn