python 安装报错，无法解决

Question

jinja2 2.9.6 has requirement MarkupSafe>=0.23, but you'll have markupsafe 0.11 which is incompatible.
Installing collected packages: selenium
Successfully installed selenium-3.12.0
root@cron04:/home/shenjianlin/Python-3.6.2/setuptools-19.6/pip-8.0.2/pip-8.0.2# pip install MarkSafe
Looking in indexes: http://mirrors.aliyun.com/pypi/simple/
Collecting MarkSafe
  Could not find a version that satisfies the requirement MarkSafe (from versions: )
No matching distribution found for MarkSafe
root@cron04:/home/shenjianlin/Python-3.6.2/setuptools-19.6/pip-8.0.2/pip-8.0.2#

Answer 1

沈建林同学，你写错了，正确的是这样的。

pip install MarkupSafe