[PATCH 0/5] test: fix pylint warnings

Fix pylint warning like:

* missing docstring * incorrect indentation * don't inherit from object * unused variable

Heinrich Schuchardt (5): test: fix pylint errors in multiplexed_log.py test: fix pylint errors in u_boot_spawn.py test: fix pylint errors in u_boot_utils.py test: fix pylint error in u_boot_console_sandbox.py test: fix pylint error in u_boot_console_exec_attach.py

test/py/multiplexed_log.py | 14 ++++++++------ test/py/u_boot_console_exec_attach.py | 6 ++++-- test/py/u_boot_console_sandbox.py | 4 +++- test/py/u_boot_spawn.py | 26 +++++++++++++------------- test/py/u_boot_utils.py | 25 ++++++++++++++----------- 5 files changed, 42 insertions(+), 33 deletions(-)