This is a Docker image that has many different Python versions pre-installed. It also comes with tox so you can easily test your code on several different Python versions.
The image is based on Ubuntu 18.04. Python packages come from the Deadsnakes PPA. The following Python runtimes are installed:
- Python 3.5
- Python 3.6
- Python 3.7
- Python 3.8
This includes the header packages (python3.{5-8}-dev) and venv where applicable. In addition, tox and virtualenv are pre-installed.