Change pyenv instructions to update pyenv when it's already installed (#3740)

* Change pyenv instructions to update pyenv when it's already installed

* Use latest Python version
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jack1142 2020-04-24 03:30:11 +02:00 committed by GitHub
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@ -313,7 +313,7 @@ virtual environment.
.. code-block:: none
curl -L https://github.com/pyenv/pyenv-installer/raw/master/bin/pyenv-installer | bash
command -v pyenv && pyenv update || curl https://pyenv.run | bash
After this command, you may see a warning about 'pyenv' not being in the load path. Follow the
instructions given to fix that, then close and reopen your shell.
@ -322,7 +322,7 @@ Then run the following command:
.. code-block:: none
CONFIGURE_OPTS=--enable-optimizations pyenv install 3.8.1 -v
CONFIGURE_OPTS=--enable-optimizations pyenv install 3.8.2 -v
This may take a long time to complete, depending on your hardware. For some machines (such as
Raspberry Pis and micro-tier VPSes), it may take over an hour; in this case, you may wish to remove
@ -334,7 +334,7 @@ After that is finished, run:
.. code-block:: none
pyenv global 3.8.1
pyenv global 3.8.2
Pyenv is now installed and your system should be configured to run Python 3.8.