packaging: switch centos 7 packaging to python 3
Differential Revision: https://phab.mercurial-scm.org/D9293
FROM centos:centos7
RUN groupadd -g %GID% build && \
useradd -u %UID% -g %GID% -s /bin/bash -d /build -m build
RUN yum install -y epel-release
RUN yum install -y \
gcc \
gettext \
make \
python3-devel \
python36-docutils \
rpm-build \
tar
# For creating repo meta data
RUN yum install -y createrepo