A tutorial is available as part of Python's documentation set and is updated with each new release. (tutorial) - use the pull-down menu at the top to select the appropriate tutorial version.

Python Programming (Part 1) (University of Delaware)

Python Programming (Part 2) (University of Delaware)

Python Packages - matplotlib (University of Delaware) - Example files: sine_plot.py, fit_test1.py, fit_test2.py

* Using Python (NumPy, SciPy and mpi4py) on Mills (slides) (video)