New issue 1986: More improvements for pyrepl https://bitbucket.org/pypy/pypy/issue/1986/more-improvements-for-pyrepl Armin Rigo: A follow-up for issue #1978, based on feedback at http://bugs.python.org/issue23441. Improve the pyrepl prompt of PyPy by using the following two simple behaviors that are common in text editors: * "backspace" should dedent by removing sometimes more than 1 space at once * "enter" should automatically indent the new line as much as the previous one