Traceback (most recent call last):


 "/home/spott/.local/venvs/pipsi/lib/python3.6/hashlib.py", line 243, in <module>

globals()[__func_name] = __get_hash(__func_name)


 "/home/spott/.local/venvs/pipsi/lib/python3.6/hashlib.py", line 128, in __get_openssl_constructor

return __get_builtin_constructor(name)


 "/home/spott/.local/venvs/pipsi/lib/python3.6/hashlib.py", line 113, in __get_builtin_constructor

raise ValueError('unsupported hash type ' + name)
ValueError: unsupported hash type shake_256

`Traceback (most recent call last):


 "train.py", line 198, in <module>

tf.app.run()


 "/usr/local/lib/python2.7/dist-packages/tensorflow/python/platform/app.py", line 48, in run

_sys.exit(main(_sys.argv[:1] + flags_passthrough))


 "train.py", line 194, in main

worker_job_name, is_chief, FLAGS.train_dir)


 "build/bdist.linux-x86_64/egg/object_detection/trainer.py", line 193, in train

first_clone_scope = clones[0].scope


 "build/bdist.linux-x86_64/egg/object_detection/builders/model_builder.py", line 85, in build


 "build/bdist.linux-x86_64/egg/object_detection/builders/model_builder.py", line 327, in _build_faster_rcnn_model


 "build/bdist.linux-x86_64/egg/object_detection/meta_architectures/faster_rcnn_meta_arch.py", line 326, in __init__
ValueError: second_stage_batch_size should be no greater than first_stage_max_proposals.`
