+RUN DEBIAN_FRONTEND=noninteractive apt-get --yes update && \
+ DEBIAN_FRONTEND=noninteractive apt-get --yes install \
+ gcc=4:7.4.0-1ubuntu2.3 \
+ python3=3.6.7-1~18.04 \
+ python3-dev=3.6.7-1~18.04 \
+ python3-setuptools=39.0.1-2 \
+ curl=7.58.0-2ubuntu3.14 && \
+ python3 -m easy_install pip==21.0.1