- 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=7.58.0-2ubuntu3.13 && \
+ gcc=4:7.4.* \
+ python3=3.6.* \
+ python3-dev=3.6.* \
+ python3-setuptools=39.0.* \
+ curl=7.58.* \
+ apt-transport-https=1.6.* \
+ gnupg2=2.2.* \
+ openssh-client=1:7.* && \