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On Mon, May 5, 2008 at 8:22 PM, Reckoner <recko...@gmail.com> wrote: > is there a unit step (heaviside) function in sympy? > I need to work a conditional into a symbolic expression. We have sign which is basically the same thing:

Testoob is an advanced unit testing framework for Python. It integrates effortlessly with existing Pyunit (module ‘unittest’) test suites.