If you are using Sublime Text 3 then the simplest way to install Package Control is to select Install Package Control in the Tools menu or in the Command Palette and Sublime Text will install it automatically.
For Sublime Text 2, older versions of Sublime Text 3, or if you have a proxy server related problem, then Package Control can be installed using a Python script that must be pasted into the Sublime Text console.
Show Console in the View menu, or by using the Ctrl+` shortcut keys, or by selecting Console: Show in the Command Palette.Enter key to run the script.You can new go to the Package Control Web Site and choose the packages that you want to install.