Dockerfile

#
# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
#
# PLEASE DO NOT EDIT IT DIRECTLY.
#

FROM buildpack-deps:focal
ENV DEBIAN_FRONTEND noninteractive

# ensure local python is preferred over distribution python
ENV PATH /usr/local/bin:$PATH

# http://bugs.python.org/issue19846
# > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK.
ENV LANG C.UTF-8

# runtime dependencies
RUN set -eux; \
	apt-get update; \
	apt-get install -y --no-install-recommends \
		libbluetooth-dev \
		tk-dev \
		uuid-dev \
	; \
	rm -rf /var/lib/apt/lists/*

ENV GPG_KEY A035C8C19219BA821ECEA86B64E628F8D684696D
ENV PYTHON_VERSION 3.10.10

RUN set -eux; \
	\
	wget -O python.tar.xz "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz"; \
	wget -O python.tar.xz.asc "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz.asc"; \
	GNUPGHOME="$(mktemp -d)"; export GNUPGHOME; \
	gpg --batch --keyserver hkps://keys.openpgp.org --recv-keys "$GPG_KEY"; \
	gpg --batch --verify python.tar.xz.asc python.tar.xz; \
	command -v gpgconf > /dev/null && gpgconf --kill all || :; \
	rm -rf "$GNUPGHOME" python.tar.xz.asc; \
	mkdir -p /usr/src/python; \
	tar --extract --directory /usr/src/python --strip-components=1 --file python.tar.xz; \
	rm python.tar.xz; \
	\
	cd /usr/src/python; \
	gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)"; \
	./configure \
		--build="$gnuArch" \
		--enable-loadable-sqlite-extensions \
		--enable-optimizations \
		--enable-option-checking=fatal \
		--enable-shared \
		--with-lto \
		--with-system-expat \
		--without-ensurepip \
	; \
	nproc="$(nproc)"; \
	make -j "$nproc" \
		"EXTRA_CFLAGS=${EXTRA_CFLAGS:-}" \
		"LDFLAGS=${LDFLAGS:-}" \
		"PROFILE_TASK=${PROFILE_TASK:-}" \
	; \
# https://github.com/docker-library/python/issues/784
# prevent accidental usage of a system installed libpython of the same version
	rm python; \
	make -j "$nproc" \
		"EXTRA_CFLAGS=${EXTRA_CFLAGS:-}" \
		"LDFLAGS=${LDFLAGS:--Wl},-rpath='\$\$ORIGIN/../lib'" \
		"PROFILE_TASK=${PROFILE_TASK:-}" \
		python \
	; \
	make install; \
	\
# enable GDB to load debugging data: https://github.com/docker-library/python/pull/701
	bin="$(readlink -ve /usr/local/bin/python3)"; \
	dir="$(dirname "$bin")"; \
	mkdir -p "/usr/share/gdb/auto-load/$dir"; \
	cp -vL Tools/gdb/libpython.py "/usr/share/gdb/auto-load/$bin-gdb.py"; \
	\
	cd /; \
	rm -rf /usr/src/python; \
	\
	find /usr/local -depth \
		\( \
			\( -type d -a \( -name test -o -name tests -o -name idle_test \) \) \
			-o \( -type f -a \( -name '*.pyc' -o -name '*.pyo' -o -name 'libpython*.a' \) \) \
		\) -exec rm -rf '{}' + \
	; \
	\
	ldconfig; \
	\
	python3 --version

# make some useful symlinks that are expected to exist ("/usr/local/bin/python" and friends)
RUN set -eux; \
	for src in idle3 pydoc3 python3 python3-config; do \
		dst="$(echo "$src" | tr -d 3)"; \
		[ -s "/usr/local/bin/$src" ]; \
		[ ! -e "/usr/local/bin/$dst" ]; \
		ln -svT "$src" "/usr/local/bin/$dst"; \
	done

# if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'"
ENV PYTHON_PIP_VERSION 22.3.1
# https://github.com/docker-library/python/issues/365
ENV PYTHON_SETUPTOOLS_VERSION 65.5.1
# https://github.com/pypa/get-pip
ENV PYTHON_GET_PIP_URL https://github.com/pypa/get-pip/raw/d5cb0afaf23b8520f1bbcfed521017b4a95f5c01/public/get-pip.py
ENV PYTHON_GET_PIP_SHA256 394be00f13fa1b9aaa47e911bdb59a09c3b2986472130f30aa0bfaf7f3980637

RUN set -eux; \
	\
	wget -O get-pip.py "$PYTHON_GET_PIP_URL"; \
	echo "$PYTHON_GET_PIP_SHA256 *get-pip.py" | sha256sum -c -; \
	\
	export PYTHONDONTWRITEBYTECODE=1; \
	\
	python get-pip.py \
		--disable-pip-version-check \
		--no-cache-dir \
		--no-compile \
		"pip==$PYTHON_PIP_VERSION" \
		"setuptools==$PYTHON_SETUPTOOLS_VERSION" \
	; \
	rm -f get-pip.py; \
	\
	pip --version

CMD ["python3"]