feat: drops support for Python 3.8 and adds support for Python 3.13.

Python 3.8 is no longer recieving updates. All users should migrate to Python 3.9 or later at this time.

Author: tdstein

.github/workflows/ci.yaml

@@ -26,11 +26,11 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - '3.8'
           - '3.9'
           - '3.10'
           - '3.11'
           - '3.12'
+          - '3.13'
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-python@v5

CONTRIBUTING.md

@@ -8,7 +8,7 @@ The `posit-sdk` is a software development kit (SDK) for working with Posit's pro
 
 Before contributing to the `posit-sdk`, ensure that the following prerequisites are met:
 
-- Python >=3.8
+- Python >=3.9
 
 > [!INFO]
 > We require using virtual environments to maintain a clean and consistent development environment.

docs/installation.qmd

@@ -8,7 +8,7 @@ toc-depth: 2
 
 ## Python version
 
-We recommend using the latest version of Python available to you. The Posit SDK supports Python 3.8 and newer.
+We recommend using the latest version of Python available to you. The Posit SDK supports Python 3.9 and newer.
 
 ## Dependencies
 

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 name = "posit-sdk"
 description = "Posit SDK for Python"
 readme = "README.md"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 license = { file = "LICENSE" }
 keywords = ["posit", "sdk"]
 classifiers = [