Python drawing: Matplotlib

Matplotlib is Python's most famous drawing library, which provides a complete set of command APIs similar to those of MATLAB, and is ideal for interactive line mapping. It can also be easily used as a drawing control, embedded in GUI applications.

Entry:

Http://matplotlib.org/users/pyplot_tutorial.html#pyplot-tutorial

Matplotlib also provides a module called Pylab, which includes many of the functions commonly used in NumPy and Pyplot modules, making it easy for users to quickly calculate and draw, ideal for use in Ipython interactive environments.

You can import Pylab directly.

Python drawing: Matplotlib