website: update Python and ubuntu minimum versions#188
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BobbyRBruce
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Jul 4, 2026
BobbyRBruce
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- The new Python minimum is now 3.10.
- The building documents were still referencing old (EOL) Ubuntu versions. This was updated. The supported Ubuntu versions are 22.04 and 24.04.
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Pull request overview
Updates gem5 website documentation to reflect the new minimum supported Python version (3.10) and to align build-environment guidance with currently supported Ubuntu versions (22.04/24.04).
Changes:
- Update Learning gem5 Part 1 docs to reference Python 3.10 minimum.
- Update general “Building gem5” docs to state Python 3.10+ support and refresh Ubuntu/Docker guidance accordingly.
- Remove outdated Ubuntu 20.04 setup instructions from the general building guide.
Reviewed changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated 2 comments.
| File | Description |
|---|---|
_pages/documentation/learning_gem5/part1/part1_3_more_complex_config.md |
Updates the documented minimum Python version for scripting guidance. |
_pages/documentation/learning_gem5/part1/part1_1_building.md |
Updates build prerequisites to require Python 3.10+ development headers. |
_pages/documentation/general_docs/building/index.md |
Updates supported Python version text and refreshes Ubuntu/Docker build environment guidance. |
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| instead of pyargparse since gem5's minimum Python version used to be | ||
| 2.5. The minimum Python version is now 3.6, so Python's argparse is a better | ||
| 2.5. The minimum Python version is now 3.10, so Python's argparse is a better | ||
| option when writing new scripts that don't need to interact with the | ||
| current gem5 scripts. To get started using :pyoptparse, you can consult | ||
| the online Python documentation. |
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| The following older images are intended for older gem5 releases whose tags | ||
| match the image tags. | ||
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| Ubuntu 22.04 with all optional dependencies: | ||
| [ghcr.io/gem5/ubuntu-22.04_all-dependencies:v23-0]( |
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