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PEP 394: Clarify that "python" should mean "python2"

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Nick Coghlan 2014-09-30 21:18:22 +10:00
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pep-0394.txt
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@ -8,7 +8,7 @@ Status: Active
Type: Informational
Content-Type: text/x-rst
Created: 02-Mar-2011
Post-History: 04-Mar-2011, 20-Jul-2011, 16-Feb-2012
Post-History: 04-Mar-2011, 20-Jul-2011, 16-Feb-2012, 30-Sep-2012
Resolution: http://mail.python.org/pipermail/python-dev/2012-February/116594.html
@ -42,12 +42,11 @@ Recommendation
* When invoked, ``python2`` should run some version of the Python 2
interpreter, and ``python3`` should run some version of the Python 3
interpreter.
* Similarly, the more general ``python`` command should be installed whenever
any version of Python is installed and should invoke the same version of
Python as either ``python2`` or ``python3``.
* For the time being, it is recommended that ``python`` should refer to
``python2`` (however, some distributions have already chosen otherwise; see
the `Rationale`_ and `Migration Notes`_ below).
* The more general ``python`` command should be installed whenever
any version of Python 2 is installed and should invoke the same version of
Python as the ``python2`` command (however, note that some distributions
have already chosen to make the have ``python`` implement the ``python3``
command; see the `Rationale`_ and `Migration Notes`_ below).
* The Python 2.x ``idle``, ``pydoc``, and ``python-config`` commands should
likewise be available as ``idle2``, ``pydoc2``, and ``python2-config``,
with the original commands invoking these versions by default, but possibly
@ -68,7 +67,8 @@ Recommendation
interpreter location remains the preferred approach.
These recommendations are the outcome of the relevant python-dev discussions
in March and July 2011 ([1]_, [2]_) and February 2012 ([4]_).
in March and July 2011 ([1]_, [2]_), February 2012 ([4]_) and
September 2014 ([6]_).
Rationale
@ -263,6 +263,9 @@ References
.. [5] Arch Linux announcement that their "python" link now refers Python 3
(https://www.archlinux.org/news/python-is-now-python-3/)
.. [6] PEP 394 - Clarification of what "python" command should invoke
(https://mail.python.org/pipermail/python-dev/2014-September/136374.html)
Copyright
===========
This document has been placed in the public domain.