#
# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
#
# PLEASE DO NOT EDIT IT DIRECTLY.
#
FROM buildpack-deps:bookworm
# ensure local python is preferred over distribution python
ENV PATH /usr/local/bin:$PATH
# cannot remove LANG even though https://bugs.python.org/issue19846 is fixed
# last attempted removal of LANG broke many users:
# https://github.com/docker-library/python/pull/570
ENV LANG C.UTF-8
# runtime dependencies
RUN set -eux; \
apt-get update; \
apt-get install -y --no-install-recommends \
libbluetooth-dev \
tk-dev \
uuid-dev \
; \
rm -rf /var/lib/apt/lists/*
ENV GPG_KEY 7169605F62C751356D054A26A821E680E5FA6305
ENV PYTHON_VERSION 3.12.12
ENV PYTHON_SHA256 fb85a13414b028c49ba18bbd523c2d055a30b56b18b92ce454ea2c51edc656c4
RUN set -eux; \
\
wget -O python.tar.xz "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz"; \
echo "$PYTHON_SHA256 *python.tar.xz" | sha256sum -c -; \
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; \
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 \
$(test "${gnuArch%%-*}" != 'riscv64' && echo '--with-lto') \
--with-ensurepip \
; \
nproc="$(nproc)"; \
EXTRA_CFLAGS="$(dpkg-buildflags --get CFLAGS)"; \
LDFLAGS="$(dpkg-buildflags --get LDFLAGS)"; \
arch="$(dpkg --print-architecture)"; arch="${arch##*-}"; \
# https://docs.python.org/3.12/howto/perf_profiling.html
# https://github.com/docker-library/python/pull/1000#issuecomment-2597021615
case "$arch" in \
amd64|arm64) \
# only add "-mno-omit-leaf" on arches that support it
# https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/x86-Options.html#index-momit-leaf-frame-pointer-2
# https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/AArch64-Options.html#index-momit-leaf-frame-pointer
EXTRA_CFLAGS="${EXTRA_CFLAGS:-} -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer"; \
;; \
i386) \
# don't enable frame-pointers on 32bit x86 due to performance drop.
;; \
*) \
# other arches don't support "-mno-omit-leaf"
EXTRA_CFLAGS="${EXTRA_CFLAGS:-} -fno-omit-frame-pointer"; \
;; \
esac; \
make -j "$nproc" \
"EXTRA_CFLAGS=${EXTRA_CFLAGS:-}" \
"LDFLAGS=${LDFLAGS:-}" \
; \
# https://github.com/docker-library/python/issues/784
# prevent accidental usage of a system installed libpython of the same version
rm python; \
make -j "$nproc" \
"EXTRA_CFLAGS=${EXTRA_CFLAGS:-}" \
"LDFLAGS=${LDFLAGS:--Wl},-rpath='\$\$ORIGIN/../lib'" \
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; \
\
export PYTHONDONTWRITEBYTECODE=1; \
python3 --version; \
pip3 --version
# make some useful symlinks that are expected to exist ("/usr/local/bin/python" and friends)
RUN set -eux; \
for src in idle3 pip3 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
CMD ["python3"]