- 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
+ gcc=4:9.3.* \
+ python3=3.8.* \
+ python3-dev=3.8.* \
+ python3-pip=20.0.2* \
+ python3-setuptools=45.2.* \
+ curl=7.68.*
+
+RUN DEBIAN_FRONTEND=noninteractive apt-get --yes install \
+ libcurl4-openssl-dev=7.68.* \
+ libssl-dev=1.1.*