[dragonwriter]

> In every Python book I read they were recommending me to use Python 2.7 instead of 3.0.

Well, for one thing, Python 2.7 is a newer release than Python 3.0 (2.7 was released after 3.1.)

However, while there may have been good reasons to choose 2.7 over 3.0 (or even 3.1), there aren't nearly as many reasons to choose 2.7 over 3.4.