©2018 by Zach Pfeffer


Build a Faster Python 3

January 22, 2019

This post lists the commands to build Python 3.5.2 on Ubuntu with Profile Guided Optimization and install the result into a local directory.




#Open a terminal

mkdir -p ~/fastpython3/src

mkdir -p ~/fastpython3/install

cd ~/fastpython3/src

wget https://www.python.org/ftp/python/3.5.2/Python-3.5.2.tgz

tar -zxvf Python-3.5.2.tgzcd Python-3.5.2/

./configure --prefix=${HOME}/fastpython3/install/

make profile-opt

make install
export PATH="${HOME}/fastpython3/install/bin:${PATH}"
which python


Validated On


Validated on a Virtual Machine called fresh-ubuntu-16.04.3-desktop-amd64-4GB-RAM-100GB-Disk with 4GB RAM and a 100 GB VMDK, dynamically allocated disk, running a fresh install of Ubuntu 16.04.3, with no updates but with host-extensions installed, on VirtualBox Version 5.2.12 r122591 (Qt5.6.2) on Windows 7 SP1.

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