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srittau wants to merge 12 commits into from
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Officially drop support for Python 3.9 #15358

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b41a2c6
Officially drop support for Python 3.9
srittau Feb 2, 2026
8792df1
Remove mentioning Python versions in CONTRIBUTING
srittau Feb 2, 2026
111df49
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Feb 2, 2026
c8fad69
Remove Python3.9 support from CI and tests
srittau Feb 2, 2026
1b09652
Remove requires_python >= 3.10
srittau Feb 2, 2026
c50e28d
Don't run typecheck_typeshed with 3.9
srittau Feb 2, 2026
0e4d2ab
Merge branch 'rm-py3.9p2' into rm-py3.9p1
srittau Feb 2, 2026
2d7cf1b
Enable a ruff check
srittau Feb 2, 2026
a7ffbdf
Work around stubtest crashes
srittau Feb 2, 2026
138a1a0
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Feb 2, 2026
14460d1
Merge branch 'main' into rm-py3.9p1
srittau Feb 9, 2026
bdbe7ab
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Feb 9, 2026
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Officially drop support for Python 3.9 
Part of #13782
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@srittau
srittau committed Feb 2, 2026
commit b41a2c66fbd7a03e155665b85ec90f5d3c912a5f
2 changes: 1 addition & 1 deletion README.md
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Expand Up @@ -21,7 +21,7 @@ the project the stubs are for, but instead report them here to typeshed.**
Further documentation on stub files, typeshed, and Python's typing system in
general, can also be found at https://typing.readthedocs.io/en/latest/.

Typeshed supports Python versions 3.9 to 3.14.
Typeshed supports Python versions 3.10 to 3.14.

## Using

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6 changes: 3 additions & 3 deletions pyproject.toml
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Expand Up @@ -3,7 +3,7 @@
# https://github.com/astral-sh/uv/issues/8666
name = "typeshed"
version = "0"
requires-python = ">=3.9" # Minimum version to run tests, used by uv run
requires-python = ">=3.10" # Minimum version to run tests, used by uv run

[tool.black]
line-length = 130
Expand All @@ -13,7 +13,7 @@ skip-magic-trailing-comma = true
[tool.ruff]
line-length = 130
# Oldest supported Python version
target-version = "py39"
target-version = "py310"
fix = true
exclude = [
# virtual environment
Expand Down Expand Up @@ -263,4 +263,4 @@ extra-standard-library = [
known-first-party = ["_utils", "ts_utils"]

[tool.typeshed]
oldest_supported_python = "3.9"
oldest_supported_python = "3.10"
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