3.7.0

.. bpo: 33851 .. date: 2018-06-13-15-12-25 .. nonce: SVbqlz .. release date: 2018-06-27 .. section: Library

Fix :func:ast.get_docstring for a node that lacks a docstring.

..

.. bpo: 33932 .. date: 2018-06-21-15-29-59 .. nonce: VSlXyS .. section: C API

Calling Py_Initialize() twice does nothing, instead of failing with a fatal error: restore the Python 3.6 behaviour.