Python versions in Debian and Ubuntu official Docker images

README.md

Python versions in Debian and Ubuntu official Docker images

The table below was made by installing the package python3 in each Docker image and then running python --version (see the python-versions.sh for more details). Release and end of life dates were taken from:

• Debian releases
• Ubuntu releases

Distribution	Version	Codename	Released at	End of Life	Python version
Debian GNU/Linux	12	bookworm	2023-06-10	2026-06-10	Python 3.11.2
Debian GNU/Linux	11	bullseye	2021-08-14	2024-08-14	Python 3.9.2
Debian GNU/Linux	10	buster	2019-07-06	2022-09-10	Python 3.7.3
Ubuntu	24.10	oracular	2024-10-01	2025-07-01	Python 3.12.7
Ubuntu	24.04	noble	2024-04-01	2029-04-01	Python 3.12.3
Ubuntu	22.04	jammy	2022-04-01	2024-04-01	Python 3.10.12
Ubuntu	20.04	focal	2020-04-01	2025-04-01	Python 3.8.10
Ubuntu	18.04	bionic	2020-04-01	2023-04-01	Python 3.6.9

python-versions.sh

#!/bin/bash

cat <<'EOF'> check-python-version.sh
#!/bin/bash

apt update
apt install -y python3
source /etc/os-release
echo "${NAME} | ${VERSION_ID} | ${VERSION_CODENAME} | $(python3 --version)"
EOF

# Debian
# I had problems executing this in stretch and jessie, so skipped
for version in bookworm bullseye buster; do
  image="debian:${version}"
  echo "-----> $image"
  docker run \
  	  -v $(pwd)/check-python-version.sh:/check-python-version.sh \
  	  --rm \
  	  "$image" \
  	  bash -c 'chmod +x /check-python-version.sh && /check-python-version.sh'
done

# By the time I made this script, only the LTS versions were available in APT
for version in 25.04 24.10 24.04 23.10 22.04 20.04 18.04; do
  image="ubuntu:${version}"
  echo "-----> $image"
  docker run \
  	  -v $(pwd)/check-python-version.sh:/check-python-version.sh \
  	  --rm \
  	  "$image" \
  	  bash -c 'chmod +x /check-python-version.sh && /check-python-version.sh'
done