How to build Python from source

Download the source code from Python's website

Instsall required dependencies for compiling Python

sudo xbps-install -S \
  gcc make libffi-devel zlib-devel \
  bzip2-devel xz-devel sqlite-devel \
  openssl-devel readline-devel ncurses-devel \
  gdbm-devel tk-devel libuuid-devel libnsl-devel

Configure Build

Run

./configure --prefix=<PATH> --enable-optimizations --with-lto --enable-shared

• --enable-optimizations enables profile-guided optimizations
• --with-lto enables link time optimizations
• --enable-shared allows dynamic linking

Build and install

• Compile using all cores

make -j$(nproc)

• Install

make install