feat: updates to the py_extension rule for building C extensionsPy extension - #3875

Merged

rickeylev merged 50 commits into

bazel-contrib:py-extensionfrom

rsartor-cmd:py-extension

Jul 16, 2026

Commits on Jun 29, 2026

Don't leave a trailing slash for the root package.
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8214422
Remove duplicate assignment.
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1e89b99
Remove typical C-style integer suffixes before parsing.
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d921d20
Fix check for filename.
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f318173
Remove unnecessary guard.
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80a9aae
Re-format docstring.
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9bfc331
Get the platform from the constraints.
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e85e06b
Adjust formatting syntax.
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590b667
Change the default value.
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15c95f8
Add more test cases for py_limited_api.
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daa2455
Use RunfilesBuilder instead of manual.
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030c879

Commits on Jun 30, 2026

Add abi_tag to PyCcToolchainInfo.
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73eb7c0
Use the PyCcToolchainInfo to derive the filename instead of the runtime toolchain.
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5cb7c90
Remove the fallback. Determine platform tag solely from constraints.
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797bf98
Remove the version compatibility check, as it has performance implications and may produce false-positives.
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09a2e0a
Fix header filename.
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5bbe09f
Update python/private/cc/py_extension_rule.bzl

rsartor-cmd
and
gemini-code-assist[bot]
authored
475ed3d
ruff
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903c96a
Derive the values for the _constraints attr programmatically, instead of hard-coding.
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9570a98
Take glibc-vs-musl into account, so we get the right platform and name.
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7179c8a
Clean up as per the linter.
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b353be6
Remove print()s per buildifier.
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ee6395d
Remove unused variable (buildifier).
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8d80783
Sort keys [buildifier]
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451ea48
Remove print()s per buildifier.
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a40ae2b
Remove unused load().
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90ad765
Call out unused parameters [buildifier]
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708dac4

Commits on Jul 7, 2026

Commits on Jul 9, 2026

Use text instead of code file for data.
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6e1763e
Ignore unusual edge case.
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d324300
Restore missing file.
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0f4edda

Commits on Jul 10, 2026

Commits on Jul 13, 2026

Remove unused load()
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1b31b7e

Commits on Jul 16, 2026