- 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 \
- libcurl4-openssl-dev=7.58.0-2ubuntu3.14 \
- libssl-dev=1.1.1-1ubuntu2.1~18.04.9 && \
- python3 -m easy_install pip==21.0.1