介绍如何用Python开发科学计算的应用程序，除了介绍数值计算之外，还着重介绍如何制作交互式的2D、3D图像；如何设计精巧的程序界面；如何和C语言所编写的高速计算程序结合；如何编写声音、图像处理算法。(This file introduces how to use the development of Python applications in scientific computing and numerical calculation; how to make 2D and 3D image interactive; how to design the program interface; how to combine the high speed calculation program written in C language; and how to write the voice and image processing algorithm.)