Move window of supported python versions.

.copier-answers.yml

@@ -20,7 +20,7 @@ project_license: BSD
 project_name: hats
 project_organization: astronomy-commons
 python_versions:
-- '3.9'
 - '3.10'
 - '3.11'
 - '3.12'
+- '3.13'

.github/workflows/asv-main.yml

@@ -8,7 +8,7 @@ on:
     branches: [ main ]
 
 env:
-  PYTHON_VERSION: "3.10"
+  PYTHON_VERSION: "3.11"
   ASV_VERSION: "0.6.4"
   WORKING_DIR: ${{github.workspace}}/benchmarks
 

.github/workflows/asv-nightly.yml

@@ -9,7 +9,7 @@ on:
   workflow_dispatch:
 
 env:
-  PYTHON_VERSION: "3.10"
+  PYTHON_VERSION: "3.11"
   ASV_VERSION: "0.6.4"
   WORKING_DIR: ${{github.workspace}}/benchmarks
   NIGHTLY_HASH_FILE: nightly-hash

.github/workflows/asv-pr.yml

@@ -15,7 +15,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: "3.10"
+  PYTHON_VERSION: "3.11"
   ASV_VERSION: "0.6.4"
   WORKING_DIR: ${{github.workspace}}/benchmarks
   ARTIFACTS_DIR: ${{github.workspace}}/artifacts

.github/workflows/build-documentation.yml

@@ -20,10 +20,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Set up Python 3.10
+    - name: Set up Python 3.11
       uses: actions/setup-python@v5
       with:
-        python-version: '3.10'
+        python-version: '3.11'
     - name: Install dependencies
       run: |
         sudo apt-get update

.github/workflows/pre-commit-ci.yml

@@ -19,7 +19,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: '3.10'
+        python-version: '3.11'
     - name: Install dependencies
       run: |
         sudo apt-get update

.github/workflows/publish-to-pypi.yml

@@ -26,7 +26,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: '3.10'
+        python-version: '3.11'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/smoke-test.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
 
     steps:
     - uses: actions/checkout@v4

.github/workflows/testing-and-coverage.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
 
     steps:
     - uses: actions/checkout@v4

.pre-commit-config.yaml

@@ -94,7 +94,7 @@ repos:
         # supported by your project here, or alternatively use
         # pre-commit's default_language_version, see
         # https://pre-commit.com/#top_level-default_language_version
-        language_version: python3.10
+        language_version: python3.11
     # Make sure Sphinx can build the documentation while explicitly omitting 
     # notebooks from the docs, so users don't have to wait through the execution 
     # of each notebook or each commit. By default, these will be checked in the 

.readthedocs.yml

@@ -8,7 +8,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.10"
+    python: "3.11"
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:

benchmarks/asv.conf.json

@@ -37,7 +37,7 @@
     // The Pythons you'd like to test against. If not provided, defaults
     // to the current version of Python used to run `asv`.
     "pythons": [
-        "3.10"
+        "3.11"
     ],
     // The matrix of dependencies to test. Each key is the name of a
     // package (in PyPI) and the values are version numbers.  An empty

pyproject.toml

@@ -16,8 +16,7 @@ classifiers = [
     "Programming Language :: Python",
 ]
 dynamic = ["version"]
-
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 dependencies = [
     "aiohttp", # http filesystem support
     "astropy",
@@ -81,7 +80,7 @@ line_length = 110
 
 [tool.ruff]
 line-length = 110
-target-version = "py39"
+target-version = "py310"
 
 [tool.ruff.lint]
 select = [

src/.pylintrc

@@ -87,7 +87,7 @@ persistent=yes
 
 # Minimum Python version to use for version dependent checks. Will default to
 # the version used to run pylint.
-py-version=3.9
+py-version=3.10
 
 # Discover python modules and packages in the file system subtree.
 recursive=no

tests/.pylintrc

@@ -87,7 +87,7 @@ persistent=yes
 
 # Minimum Python version to use for version dependent checks. Will default to
 # the version used to run pylint.
-py-version=3.9
+py-version=3.10
 
 # Discover python modules and packages in the file system subtree.
 recursive=no