Windows version
First, download python2.7 from the official website, the installation process of the PIP to install, and the path is also selected, is to bring their own tools to select all;
Second, in the cmd input python, will enter the interactive interface, the problem is largely due to the cause of the path;
Third, exit the interactive interface, exit ().
Four, enter into the C:\Python27\Scripts, you will find a PIP in the script, enter pip install pip--upgrade
Five, the most important step, the online a lot of tutorials, is to let you East installation, West installation, the person is dizzy, in fact, only need to enter PIP install Matplotlib, will automatically install the matplotlib, as well as the required components, such as NumPy.
Six, test the next, you can draw, you can also use the NumPy function, entries (lazy) ...
Python2.7 Installing Matplotlib, NumPy