NameError: name 'unicode' is not defined on object_detection_evaluation.py

[rootkitchao]

System information

• What is the top-level directory of the model you are using:tensorflow/models/
• Have I written custom code (as opposed to using a stock example script provided in TensorFlow):yes
• OS Platform and Distribution (e.g., Linux Ubuntu 16.04):MS Windows 10 Pro 64bit Build 17134
• TensorFlow installed from (source or binary):binary（tensorflow-gpu)
• TensorFlow version (use command below):v1.10.0-rc1-19-g656e7a2b34' 1.10.0
• Bazel version (if compiling from source):N/A
• CUDA/cuDNN version:9.0/7.1
• GPU model and memory:NVIDIA Geforce GTX1080TI 11GB
• Exact command to reproduce:

Hello I have found a bug when I was trying to evaluate a model I trained myself.When i use the command python legacy/eval.py --logtostderr --checkpoint_dir= --pipeline_config_path= --eval_dir=.An error has occurred:File "\tensorflow-models\research\object_detection\utils\object_detection_evaluation.py", line 307, in evaluate
category_name = unicode(category_name, 'utf-8')
NameError: name 'unicode' is not defined

unicode() is note work on python 3.6,it should be str().I hope some people can fix this.
thanks.

[tensorflowbutler]

Thank you for your post. We noticed you have not filled out the following field in the issue template. Could you update them if they are relevant in your case, or leave them as N/A? Thanks.
What is the top-level directory of the model you are using

[rootkitchao]

      Thank you for your post. We noticed you have not filled out the following field in the issue template. Could you update them if they are relevant in your case, or leave them as N/A? Thanks.

What is the top-level directory of the model you are using

I have fill it out.

[gulingfengze]

@rootkitchao #4982 (comment)

[D-K-E]

I also have the same problem and I am running on Ubuntu.

[Paulik8]

#4982 comment and you need to do the same with 351 line. It works for me!

[tensorflowbutler]

Hi There,
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