- nstall both Python 2.7 and 3.4 with the windows installers.
- Go to
C:\Python34(the default install path) and change python.exe to python3.exe -
Edit your environment variables to include
C:\Python27\;C:\Python27\Scripts\;C:\Python34\;C:\Python34\Scripts\;
Download python 2.7
Download Python 2.714”.
Wait until installation package is complete.
Install python 2.7
C:\Python27” as my directory.
Wait until install is complete.
Click Finish
Download python3
step 1, download python3.
Customize installation’.
C:\Python3
Add python27 and python3 PATH
Panel de control’ and open it.
variable de entorno’.
Variables de entorno’
Nueva’
Add the following routes in order to use python and pip.
C:\Python27
C:\Python27\Scripts
C:\Python3
C:\Python3\Scripts
Note: If you have installed python on a different location you need to find your where python is and set that location.
Change executables names
In order to execute both python version change the python.exe to python2.exe where python2 is located and python.exe to python3.exe where python3 is located.
https://stackoverflow.com/questions/3809314/how-to-install-both-python-2-x-and-python-3-x-in-windows-7
TEST Both Python versions
Check python versions
Run Python2 –V and Python3 –V to get respective python versions.
b. Install a package using python2 and python3
If the above commands run without problems python2 and python3 were successfully installed on windows 10 environment.
Jose Miguel Arrieta
January 2018