CentOS 7 安裝 Python 3.4

# 1. Install the Software Collections tools:
yum install scl-utils

# 2. Download a package with repository for your system.
#  (See the Yum Repositories section below. You can use `wget URL`.)
wget https://www.softwarecollections.org/repos/rhscl/rh-python34/epel-7-x86_64/noarch/rhscl-rh-python34-epel-7-x86_64-1-2.noarch.rpm

# 3. Install the repo package (on RHEL you will need to enable optional channel first):
yum install rhscl-rh-python34-*.noarch.rpm

# 4. Install the collection:
yum install rh-python34

# 5. Start using software collections:
scl enable rh-python34 bash