python optimization with spatialsqlite

python-optimization.sh

#!/usr/bin/env bash
# Credit https://giters.com/decuser
# packages needed Ubuntu 20.04.3 LTS 
# libsqlite3-dev lib3-mod-spatialite zlib1g-dev
set +x

PY_VERSION=3.10.1
export MAKE_OPTS="-j8"

export PYTHON_CONFIGURE_OPTS="$PYTHON_CONFIGURE_OPTS --enable-loadable-sqlite-extensions"
export PYTHON_CONFIGURE_OPTS="$PYTHON_CONFIGURE_OPTS --with-computed-gotos"
export PYTHON_CONFIGURE_OPTS="$PYTHON_CONFIGURE_OPTS --with-system-expat"
export PYTHON_CONFIGURE_OPTS="$PYTHON_CONFIGURE_OPTS --with-system-ffi"
export PYTHON_CONFIGURE_OPTS="$PYTHON_CONFIGURE_OPTS --with-ensurepip=yes"
export PYTHON_CONFIGURE_OPTS="$PYTHON_CONFIGURE_OPTS --enable-ipv6"

# optimizations
export CFLAGS="$CFLAGS -march=native"
export PYTHON_CONFIGURE_OPTS="$PYTHON_CONFIGURE_OPTS --enable-optimizations"
export PYTHON_CONFIGURE_OPTS="$PYTHON_CONFIGURE_OPTS --with-lto"

export CFLAGS="$CFLAGS -I$HOME/.pyenv/versions/$PY_VERSION/openssl/include"
export CFLAGS="$CFLAGS -I$HOME/.pyenv/versions/$PY_VERSION/readline/include"
export CFLAGS="$CFLAGS -I/opt/local/include"

export CPPFLAGS="$CPPFLAGS -I/usr/local/opt/sqlite/include"
export CPPFLAGS="$CPPFLAGS -I/usr/local/opt/zlib/include"

export LDFLAGS="$LDFLAGS -L$HOME/.pyenv/versions/$PY_VERSION/openssl/lib"
export LDFLAGS="$LDFLAGS -L$HOME/.pyenv/versions/$PY_VERSION/readline/lib"
export LDFLAGS="$LDFLAGS -L/opt/local/lib"
export LDFLAGS="$LDFLAGS -L/usr/local/opt/sqlite/lib"

export PKG_CONFIG=`which pkg-config`

pyenv install -v --force $PY_VERSION