http://matplotlib.org/ http://sebug.net/paper/books/scipydoc/matplotlib_intro.html http://www.cnblogs.com/wei-li/archive/2012/05/23/2506940.html#log Install scipy module for Python http://www.iram.fr/IRAMFR/GILDAS/doc/html/gildas-python-html/node39.html how to check the version of a installed module in python? http://mail.scipy.org/pipermail/scipy-user/2011-November/031096.html