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install notes: update python install notes to not reference out of su…#1151

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14 changes: 7 additions & 7 deletionsdocs/starting/install3/linux.rst
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Expand Up@@ -7,25 +7,25 @@ Installing Python 3 on Linux

.. image:: /_static/photos/34435689480_2e6f358510_k_d.jpg

This document describes how to install Python 3.6 or 3.8 on Ubuntu Linux machines.
This document describes how to install Python 3 on Ubuntu Linux machines.

To see which version of Python 3 you have installed, open a command prompt and run

.. code-block:: console

$ python3 --version

If you are using Ubuntu 16.10 or newer, then you can easily install Python 3.6 with the following commands::
If you are using Ubuntu 16.10 or newer, then you can easily install Python 3 with the following commands::

$ sudo apt-get update
$ sudo apt-get install python3.6
$ sudo apt-get install python3

If you're using another version of Ubuntu (e.g. the latest LTS release) or you want to use a more current Python, we recommend using the `deadsnakes PPA <https://launchpad.net/~deadsnakes/+archive/ubuntu/ppa>`_ to install Python 3.8::
If you're using another version of Ubuntu (e.g. the latest LTS release) or you want to use a more current Python, we recommend using the `deadsnakes PPA <https://launchpad.net/~deadsnakes/+archive/ubuntu/ppa>`_ to install Python 3::

$ sudo apt-get install software-properties-common
$ sudo add-apt-repository ppa:deadsnakes/ppa
$ sudo apt-get update
$ sudo apt-get install python3.8
$ sudo apt-get install python3

If you are using other Linux distribution, chances are you already have Python 3
pre-installed as well. If not, use your distribution's package manager.
Expand All@@ -37,8 +37,8 @@ For example on Fedora, you would use `dnf`:

Note that if the version of the ``python3`` package is not recent enough
for you, there may be ways of installing more recent versions as well,
depending on you distribution. For example installing the ``python3.9`` package
on Fedora 32 to get Python 3.9. If you are a Fedora user, you might want
depending on you distribution. For example installing the ``python3.13`` package
on Fedora 32 to get Python 3.13. If you are a Fedora user, you might want
to read about `multiple Python versions available in Fedora`_.

.. _multiple Python versions available in Fedora: https://developer.fedoraproject.org/tech/languages/python/multiple-pythons.html
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16 changes: 4 additions & 12 deletionsdocs/starting/install3/osx.rst
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Expand Up@@ -12,8 +12,7 @@ Installing Python 3 on Mac OS X
**Mac OS X comes with Python 2.7 out of the box between versions 10.8 and 12.3.**

If your Mac OS X version is between the above versions,
you do not need to install or configure anything else to use Python 2. These
instructions document the installation of Python 3.
you do not need to install or configure anything else to use Python.

The version of Python that ships with OS X is great for learning, but it's not
good for development. The version shipped with OS X may be out of date from the
Expand DownExpand Up@@ -88,8 +87,8 @@ Homebrew installs ``pip`` pointing to the Homebrew'd Python 3 for you.
Working with Python 3
*********************

At this point, you have the system Python 2.7 available, potentially the
:ref:`Homebrew version of Python 2 <install-osx>` installed, and the Homebrew

At this point, you have the system Python available, and the Homebrew
version of Python 3 as well.

.. code-block:: console

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correct

Expand All@@ -98,19 +97,12 @@ version of Python 3 as well.

will launch the Homebrew-installed Python 3 interpreter.

.. code-block:: console

$ python2

will launch the Homebrew-installed Python 2 interpreter (if any).

.. code-block:: console

$ python3

will launch the Homebrew-installed Python 3 interpreter.

If the Homebrew version of Python 2 is installed then ``pip2`` will point to Python 2.
If the Homebrew version of Python 3 is installed then ``pip`` will point to Python 3.

The rest of the guide will assume that ``python`` references Python 3.
Expand All@@ -119,7 +111,7 @@ The rest of the guide will assume that ``python`` references Python 3.

# Do I have a Python 3 installed?
$ python --version
Python 3.7.1 # Success!
Python 3.9.6 # Success!


*****************************
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