"evaluate_Flic.py" parameter 'trans'

[StandWisdom]

I want to ask what is the trans. In my test, I can't run because of
"
Traceback (most recent call last):
File "evaluatDeepPose-Shao/evaluateFlic.py", line 286, in
test(args)
File "evaluatDeepPose-Shao/evaluateFlic.py", line 169, in test
input_data, labels = load_data(trans, args, lines)
NameError: global name 'trans' is not defined
"
I really confused about this. And want warm-hearted people help me !!! thanks!