Define supported version for mypy

bodograumann · bodograumann · commit b55cf65cc967 · 2023-07-20T16:34:39.000+02:00
diff --git a/pyproject.toml b/pyproject.toml
@@ -19,6 +19,7 @@ filterwarnings = 'ignore::DeprecationWarning'
 # filterwarnings ignore::WarningType  # ignores those warnings
 
 [tool.mypy]
+python_version = "3.7"
 disallow_untyped_defs = true
 no_implicit_optional = true
 warn_redundant_casts = true
