matplotlib: matplotlib (Python 2D plotting library)
matplotlib: 
matplotlib: matplotlib is a python 2D plotting library which produces publication
matplotlib: quality figures in a variety of hardcopy formats and interactive
matplotlib: environments across platforms. matplotlib can be used in python
matplotlib: scripts, the python and ipython shell (ala matlab or mathematica),
matplotlib: web application servers, and six graphical user interface toolkits.
matplotlib: 
matplotlib: matplotlib tries to make easy things easy and hard things possible.
matplotlib: You can generate plots, histograms, power spectra, bar charts,
matplotlib: errorcharts, scatterplots, etc, with just a few lines of code.