NumPy examples, NumPy examples (source)
Matplotlib examples, Matplotlib examples (source)
About the difference between 'import matplotlib' vs 'import pylab' see page 173 in http://matplotlib.sourceforge.net/Matplotlib.pdf . Basically, 'import pylab' includes numpy + matplotlib in a matlab-style environment.
SciPy examples, SciPy examples (source)
PyNN examples, PyNN examples (source)
Neurotools.parameters examples, Neurotools.parameters examples (source)
Neurotools.signals examples, Neurotools.signals examples (source)
Neurotools.stgen examples, Neurotools.stgen examples (source)