Traceback (most recent call last):


 "/home/fangyu/GitHub/ray-eugene/python/ray/worker.py", line 945, in _process_task

*arguments)


 "/home/fangyu/GitHub/ray-eugene/python/ray/actor.py", line 261, in actor_method_executor

method_returns = method(actor, *args)


 "/home/fangyu/GitHub/ray-eugene/python/ray/rllib/agents/agent.py", line 235, in train

return Trainable.train(self)


 "/home/fangyu/GitHub/ray-eugene/python/ray/tune/trainable.py", line 143, in train

result = self._train()


 "/home/fangyu/GitHub/ray-eugene/python/ray/rllib/agents/ppo/ppo.py", line 123, in _train

fetches = self.optimizer.step()


 "/home/fangyu/GitHub/ray-eugene/python/ray/rllib/optimizers/multi_gpu_optimizer.py", line 135, in step

permutation[batch_index] * self.per_device_batch_size)


 "/home/fangyu/GitHub/ray-eugene/python/ray/rllib/optimizers/multi_gpu_impl.py", line 185, in optimize

return sess.run(fetches, feed_dict=feed_dict)


 "/home/fangyu/anaconda3/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 877, in run

run_metadata_ptr)


 "/home/fangyu/anaconda3/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1100, in _run

feed_dict_tensor, options, run_metadata)


 "/home/fangyu/anaconda3/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1272, in _do_run

run_metadata)


 "/home/fangyu/anaconda3/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1291, in _do_call

raise type(e)(node_def, op, message)
tensorflow.python.framework.errors_impl.InvalidArgumentError: Incompatible shapes: [2000] vs. [4000]

Traceback (most recent call last):


 "/usr/bin/pip", line 9, in <module>

load_entry_point('pip==21.0.1', 'console_scripts', 'pip')()


 "/usr/lib/python2.7/site-packages/pkg_resources.py", line 378, in load_entry_point

return get_distribution(dist).load_entry_point(group, name)


 "/usr/lib/python2.7/site-packages/pkg_resources.py", line 2566, in load_entry_point

return ep.load()


 "/usr/lib/python2.7/site-packages/pkg_resources.py", line 2260, in load

entry = __import__(self.module_name, globals(),globals(), ['__name__'])


 "/usr/lib/python2.7/site-packages/pip/_internal/cli/main.py", line 60

sys.stderr.write(f"ERROR: {exc}")

^
SyntaxError: invalid syntax