make python 3.10 minimal supported version (#157)

.github/workflows/setup.yml

@@ -13,7 +13,6 @@ jobs:
         os:
           - ubuntu-latest
         python-version:
-          - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"

annet/__init__.py

@@ -56,6 +56,6 @@ def init(options: Namespace):
 
 
 def assert_python_version():
-    if sys.version_info < (3, 9, 0):
-        sys.stderr.write("Error: you need python 3.9.0 or higher\n")
+    if sys.version_info < (3, 10, 0):
+        sys.stderr.write("Error: you need python 3.10.0 or higher\n")
         sys.exit(1)

setup.py

@@ -46,7 +46,7 @@ def requirements() -> str:
         extras_require={
             "netbox": ["annetbox[sync]>=0.1.8"],
         },
-        python_requires=">=3.9",
+        python_requires=">=3.10",
         install_requires=requirements(),
         include_package_data=True,
     )