ldoktor/autotest — comment on commit 63596ca4910c1c4b90e0de21a57fa8ca909a0de5
File: client/tests/kvm/tests/cgroup.py line 158
By lmr:

Niptick, it's better to have the % operator symbol in the line above, and then the remainders properly indented, such as

+ utils.system("echo 1 > /sys/block/%s/queue/rotational" %
+ (host_file.split('/')[-1]))