请问我在用Chocolatey安装python2时报错请帮忙看看?报错

C:\Windows\System32>choco install python2
Chocolatey v0.10.3
Installing the following packages:
python2
By installing you accept licenses for the packages.
python2 v2.7.11 already installed.
 Use --force to reinstall, specify a version to install, or try upgrade.


Chocolatey installed 0/1 packages. 0 packages failed.
 See the log for details (C:\ProgramData\chocolatey\logs\chocolatey.log).


Warnings:
 - python2 - python2 v2.7.11 already installed.
 Use --force to reinstall, specify a version to install, or try upgrade.