The default location will be there phyton root directory, please do not change the path of python while installing (if in case you have changed, try to reinstall it again).
But if you like a feature in one of those other versions that did not carry over into the new version, you are out of luck.
You will need Java, and some dependencies, most of which should already be present on common linux desktops.
And an incomplete uninstallation will many useless and invalid items in the registry and affect your computer performance in a bad way.
Select a location and then click the Save button to begin downloading your Windows 10 ISO image file.
Especially, for CUDA 8 build on Windows, there will be an additional requirement for VS 2015 Update 3 and a patch for it.
Linux, it is recommended that you do a separate Python installation of your own, so you have better control of which version you are using and so you don't have to mess with stuff in the operating system directories.
After you download it from the directory for the release you want, just click on the disk image to mount it, then click on the installer to install it, and follow the directions.
System Restore is a utility which comes with Windows operating systems and helps computer users restore the system to a previous state and remove programs interfering with the operation of the computer.
Finally, on the Advanced Options screen make sure to check Install for all users, Add Python to environment variables and Precompile standard library.
In order to display graphics within Python, you will also need to install a graphics package, as described under Graphics.
Installing on Linux: For Linux the recommended practice when using the Sourceforge distribution is to build numpy from source files.
Advanced users can alternately download the source code tarball (which is system independent) and build Python from source, but there is little point in doing so unless you have a special configuration not covered by any of the precompiled releases.
Now that your Linux distro is installed, you must initialize your new distro instance once, before it can be used.
Linux and Mac OS X, this is usually done by setting the PATH environment variable, and normally the installer will take care of the job of setting up the path so that the newly installed version is the default one.
If you want to learn more about Python and Matplotlib, I recommend reading Python Crash Course by Eric Matthes.
This is useful, because it allows idle to be run on a server but put up a window on your own computer over the network.