update minimum python version to 3.11 (#863)

Author: vincentsarago

.github/workflows/cicd.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ['3.11', '3.12', '3.13', '3.14']
     timeout-minutes: 20
 
     steps:

CHANGES.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Removed
+
+- support for python 3.9 and 3.10
+
 ## [6.1.0] - 2025-10-30
 
 ### Fixed

README.md

@@ -91,6 +91,10 @@ To run the tests:
 uv run pytest
 ```
 
+## Contributing
+
+See [CONTRIBUTING.md](./CONTRIBUTING.md). for detailed contribution instructions.
+
 ## Releasing
 
 See [RELEASING.md](./RELEASING.md).

pyproject.toml

@@ -2,7 +2,7 @@
 name = "stac-fastapi"
 version = "6.1.0"
 description = "Python library for building a STAC-compliant FastAPI application."
-requires-python = ">=3.9"
+requires-python = ">=3.11"
 readme = "README.md"
 dependencies = [
     "stac-fastapi-api",

stac_fastapi/api/pyproject.toml

@@ -2,7 +2,7 @@
 name = "stac-fastapi-api"
 description = "An implementation of STAC API based on the FastAPI framework."
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.11"
 license = "MIT"
 authors = [
   { name = "ArturoAI", email = "[email protected]" },
@@ -23,8 +23,6 @@ classifiers = [
     "Intended Audience :: Developers",
     "Intended Audience :: Information Technology",
     "Intended Audience :: Science/Research",
-    "Programming Language :: Python :: 3.9",
-    "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",

stac_fastapi/extensions/pyproject.toml

@@ -2,7 +2,7 @@
 name = "stac-fastapi-extensions"
 description = "Extensions for stac-fastapi apis."
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.11"
 license = "MIT"
 authors = [
   { name = "ArturoAI", email = "[email protected]" },
@@ -24,8 +24,6 @@ classifiers = [
     "Intended Audience :: Developers",
     "Intended Audience :: Information Technology",
     "Intended Audience :: Science/Research",
-    "Programming Language :: Python :: 3.9",
-    "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",

stac_fastapi/types/pyproject.toml

@@ -2,7 +2,7 @@
 name = "stac-fastapi-types"
 description = "Core API for stac-fastapi modules."
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.11"
 license = "MIT"
 authors = [
   { name = "ArturoAI", email = "[email protected]" },
@@ -23,8 +23,6 @@ classifiers = [
   "Intended Audience :: Developers",
   "Intended Audience :: Information Technology",
   "Intended Audience :: Science/Research",
-  "Programming Language :: Python :: 3.9",
-  "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",