Note: Python 3.5.0b2 has been superseded by Python 3.5.6.

Python 3.5.0b2 was released on May 31st, 2015.

Major new features of the 3.5 series, compared to 3.4

Among the new major new features and changes in the 3.5 release series so far are

Python 3.5 has now entered "feature freeze". By default new features may no longer be added to Python 3.5. (However, there are a handful of features that weren't quite ready for Python 3.5.0 beta 2; these were granted exceptions to the freeze, and are scheduled to be added before beta 3.)