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PEP 394: Fix formatting (#3691) 

And remove redundant fields, and update BPO link
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@ -1,7 +1,5 @@
PEP: 394 PEP: 394
Title: The "python" Command on Unix-Like Systems Title: The "python" Command on Unix-Like Systems
Version: $Revision$
Last-Modified: $Date$
Author: Kerrick Staley <mail@kerrickstaley.com>, Author: Kerrick Staley <mail@kerrickstaley.com>,
Alyssa Coghlan <ncoghlan@gmail.com>, Alyssa Coghlan <ncoghlan@gmail.com>,
Barry Warsaw <barry@python.org>, Barry Warsaw <barry@python.org>,
@ -10,7 +8,6 @@ Author: Kerrick Staley <mail@kerrickstaley.com>,
Carol Willing <willingc@gmail.com>, Carol Willing <willingc@gmail.com>,
Status: Active Status: Active
Type: Informational Type: Informational
Content-Type: text/x-rst
Created: 02-Mar-2011 Created: 02-Mar-2011
Post-History: 04-Mar-2011, 20-Jul-2011, 16-Feb-2012, 30-Sep-2014, 28-Apr-2018, Post-History: 04-Mar-2011, 20-Jul-2011, 16-Feb-2012, 30-Sep-2014, 28-Apr-2018,
26-Jun-2019 26-Jun-2019
@ -66,7 +63,7 @@ For Python runtime distributors
* ``python2``, * ``python2``,
* ``python3``, * ``python3``,
* not provide ``python`` command, * not provide ``python`` command,
* allow ``python`` to be configurable by an end user or allow ``python`` to be configurable by an end user or
a system administrator. a system administrator.
* The Python 3.x ``idle``, ``pydoc``, and ``python-config`` commands should * The Python 3.x ``idle``, ``pydoc``, and ``python-config`` commands should
@ -222,7 +219,9 @@ making such a change.
example, while the change of ``print`` from a statement to a builtin example, while the change of ``print`` from a statement to a builtin
function is relatively simple for automated converters to handle, the function is relatively simple for automated converters to handle, the
SyntaxError from attempting to use the Python 2 notation in Python 3 SyntaxError from attempting to use the Python 2 notation in Python 3
may be confusing for users that are not aware of the change:: may be confusing for users that are not aware of the change:
.. code-block:: pytb
$ python3 -c 'print "Hello, world!"' $ python3 -c 'print "Hello, world!"'
File "<string>", line 1 File "<string>", line 1
@ -289,7 +288,9 @@ While technically a new feature, the ``make install`` and ``make bininstall``
command in the 2.7 version of CPython were adjusted to create the command in the 2.7 version of CPython were adjusted to create the
following chains of symbolic links in the relevant ``bin`` directory (the following chains of symbolic links in the relevant ``bin`` directory (the
final item listed in the chain is the actual installed binary, preceding final item listed in the chain is the actual installed binary, preceding
items are relative symbolic links):: items are relative symbolic links):
.. code-block:: text
python -> python2 -> python2.7 python -> python2 -> python2.7
python-config -> python2-config -> python2.7-config python-config -> python2-config -> python2.7-config
@ -300,14 +301,18 @@ This feature first appeared in the default installation process in
CPython 2.7.3. CPython 2.7.3.
The installation commands in the CPython 3.x series already create the The installation commands in the CPython 3.x series already create the
appropriate symlinks. For example, CPython 3.2 creates:: appropriate symlinks. For example, CPython 3.2 creates:
.. code-block:: text
python3 -> python3.2 python3 -> python3.2
idle3 -> idle3.2 idle3 -> idle3.2
pydoc3 -> pydoc3.2 pydoc3 -> pydoc3.2
python3-config -> python3.2-config python3-config -> python3.2-config
And CPython 3.3 creates:: And CPython 3.3 creates:
.. code-block:: text
python3 -> python3.3 python3 -> python3.3
idle3 -> idle3.3 idle3 -> idle3.3
@ -350,7 +355,7 @@ References
(https://mail.python.org/pipermail/python-dev/2011-July/112322.html) (https://mail.python.org/pipermail/python-dev/2011-July/112322.html)
.. [3] Implement PEP 394 in the CPython Makefile .. [3] Implement PEP 394 in the CPython Makefile
(http://bugs.python.org/issue12627) (https://github.com/python/cpython/issues/56836)
.. [4] PEP 394 request for pronouncement (python2 symlink in \*nix systems) .. [4] PEP 394 request for pronouncement (python2 symlink in \*nix systems)
(https://mail.python.org/pipermail/python-dev/2012-February/116435.html) (https://mail.python.org/pipermail/python-dev/2012-February/116435.html)