ARG region FROM 763104351884.dkr.ecr.$region.amazonaws.com/mxnet-inference:1.6.0-cpu-py2 COPY dist/sagemaker_mxnet_inference-*.tar.gz /sagemaker_mxnet_inference.tar.gz RUN pip install --upgrade --no-cache-dir /sagemaker_mxnet_inference.tar.gz && \ rm /sagemaker_mxnet_inference.tar.gz