- Pybrain (http://pybrain.org/)
- Theano/Pylearn (http://deeplearning.net/software/pylearn/ / http://deeplearning.net/software/theano/)
- Orange (http://orange.biolab.si/)
- Pyevolve (http://pyevolve.sourceforge.net/)
There are many machine learning libraries for Python these days, all subtly different in which methods they support. I guess that's good :)