..................................................................Traceback (most recent call last):


 "train.py", line 265, in <module>

train(args)


 "train.py", line 252, in train

[prediction], exe)


 "/usr/local/lib/python2.7/dist-packages/paddle/v2/fluid/io.py", line 342, in save_inference_model

prepend_feed_ops(inference_program, feeded_var_names)


 "/usr/local/lib/python2.7/dist-packages/paddle/v2/fluid/io.py", line 272, in prepend_feed_ops

out = global_block.var(name)


 "/usr/local/lib/python2.7/dist-packages/paddle/v2/fluid/framework.py", line 708, in var

raise ValueError("var %s not in this block" % name)
ValueError: var feature not in this block

Traceback (most recent call last):


 "/private/tmp/p3/lib/python3.8/site-packages/aws_lambda_builders/workflow.py", line 248, in run

action.execute()


 "/private/tmp/p3/lib/python3.8/site-packages/aws_lambda_builders/workflows/python_pip/actions.py", line 27, in execute

pip = SubprocessPip(osutils=os_utils, python_exe=python_path)


 "/private/tmp/p3/lib/python3.8/site-packages/aws_lambda_builders/workflows/python_pip/packager.py", line 556, in __init__

import_string = pip_import_string(python_exe=self.python_exe)


 "/private/tmp/p3/lib/python3.8/site-packages/aws_lambda_builders/workflows/python_pip/compat.py", line 16, in pip_import_string

pip_major_version = int(pip_version.split('.')[0])
ValueError: invalid literal for int() with base 10: ''
