Download and install Python Tools for Visual Studio (http://pytools.codeplex.com
Create a new Python project (file->new project->Other languages->Python->Python application)
Right click on the newly created project node, you'll see "Manage Nuget Packages"
Click on it, and you get
The project 'PythonApplication...' is unsupported
This menu item should be dynamically visible and shouldn't be shown on unsupported project types.