bpython is a fancy interface to the Python interpreter for Linux, BSD, OS X and Windows (with some work). bpython is released under the MIT License. It has the following (special) features:
A special thanks to Hacker School who decided to devote a team of young developers to work on bpython as part of their training programme. They're based in New York City and have a great attitude towards the development of both male and female programmers - take a look.