py: drop Python 3.9 (in mypy)

DimitriPapadopoulos · FFY00 · commit 105e92f887e9 · 2025-12-09T19:04:21.000Z
diff --git a/pyproject.toml b/pyproject.toml
@@ -77,7 +77,7 @@ config-settings = 'setup-args=--vsenv build-dir=build'
 
 [tool.mypy]
 files = 'src'
-python_version = '3.9'
+python_version = '3.10'
 show_error_codes = true
 strict = true
 
