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Drop Python 3.9 support, update to Python 3.10-3.13 #3267

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Merged
merged 1 commit into from
Sep 10, 2025
Merged

Drop Python 3.9 support, update to Python 3.10-3.13 #3267

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1 change: 0 additions & 1 deletion .github/workflows/docker/shared.env
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Original file line number Diff line number Diff line change
Expand Up @@ -3,5 +3,4 @@ PYTHON_VERSIONS=(
cp312-cp312
cp311-cp311
cp310-cp310
cp39-cp39
)
2 changes: 1 addition & 1 deletion .github/workflows/tests.yml
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Expand Up @@ -17,7 +17,7 @@ jobs:
strategy:
fail-fast: false
matrix:
python: [ 3.9, 3.13 ]
python: [ "3.10", 3.13 ]
os: [ macos-latest, ubuntu-24.04, windows-latest ]
defaults:
run:
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16 changes: 7 additions & 9 deletions .github/workflows/wheels.yml
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Expand Up @@ -15,7 +15,7 @@ jobs:
runs-on: macos-latest
strategy:
matrix:
python: [3.9, "3.10", 3.11, 3.12, 3.13]
python: ["3.10", 3.11, 3.12, 3.13]
steps:
- name: Checkout
uses: actions/checkout@v4.2.2
Expand Down Expand Up @@ -45,7 +45,7 @@ jobs:
runs-on: windows-latest
strategy:
matrix:
python: [3.9, "3.10", 3.11, 3.12, 3.13]
python: ["3.10", 3.11, 3.12, 3.13]
wordsize: [64]
steps:
- name: Checkout
Expand Down Expand Up @@ -85,10 +85,10 @@ jobs:
- name: Checkout
uses: actions/checkout@v4.2.2

- name: Set up Python 3.9
- name: Set up Python 3.10
uses: actions/setup-python@v5.4.0
with:
python-version: 3.9
python-version: "3.10"

- name: Build sdist
shell: bash
Expand Down Expand Up @@ -118,7 +118,7 @@ jobs:
needs: ['OSX']
strategy:
matrix:
python: [3.9, "3.10", 3.11, 3.12, 3.13]
python: ["3.10", 3.11, 3.12, 3.13]
runner: [macos-13, macos-15]
include:
- runner: macos-13
Expand Down Expand Up @@ -155,7 +155,7 @@ jobs:
runs-on: windows-latest
strategy:
matrix:
python: [3.9, "3.10", 3.11, 3.12, 3.13]
python: ["3.10", 3.11, 3.12, 3.13]
wordsize: [64]
steps:
- name: Download wheels
Expand All @@ -179,10 +179,8 @@ jobs:
needs: ['manylinux']
strategy:
matrix:
python: [3.9, "3.10", 3.11, 3.12, 3.13]
python: ["3.10", 3.11, 3.12, 3.13]
include:
- python: 3.9
wheel: cp39
- python: "3.10"
wheel: cp310
- python: 3.11
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2 changes: 2 additions & 0 deletions python/CHANGELOG.rst
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Expand Up @@ -10,6 +10,8 @@
is not the case.
(:user:`benjeffery`, :issue:`2729`, :issue:`2732`, :pr:`3212`).

- Drop Python 3.9 support, require Python >= 3.10 (:pr:`3267`, :user:`benjeffery`)


**Features**

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6 changes: 2 additions & 4 deletions python/pyproject.toml
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Expand Up @@ -15,7 +15,6 @@ classifiers = [
"Programming Language :: C",
"Programming Language :: Python",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: 3.9",
"Programming Language :: Python :: 3.10",
"Programming Language :: Python :: 3.11",
"Programming Language :: Python :: 3.12",
Expand All @@ -40,7 +39,7 @@ keywords = [
"phylogenetics",
"tskit",
]
requires-python = ">=3.9"
requires-python = ">=3.10"
dependencies = [
"jsonschema>=3.0.0",
"numpy>=2",
Expand Down Expand Up @@ -72,8 +71,7 @@ test = [
"msgpack==1.1.0",
"msprime==1.3.4",
"networkx==3.2.1",
"numba==0.61.2; python_version>='3.10'",
"numba==0.60.0; python_version=='3.9'",
"numba==0.61.2",
"portion==2.6.0",
"pytest==8.3.5",
"pytest-cov==6.0.0",
Expand Down
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