Add config for mypy

Author: CREESTL

.mypy.ini

@@ -0,0 +1,35 @@
+# For all options see: https://mypy.readthedocs.io/en/stable/config_file.html#
+
+# === Global options ===
+
+[mypy]
+
+# Below is a modification of strict mode (https://mypy.readthedocs.io/en/stable/existing_code.html#introduce-stricter-options)
+
+python_version = 3.10
+
+# Useful warnings
+warn_no_return = True
+warn_return_any = True
+warn_unreachable = True
+warn_unused_ignores = True
+warn_unused_configs = True
+warn_redundant_casts = True
+
+# Untyped definitions and calls
+check_untyped_defs = True
+disallow_untyped_calls = True
+disallow_untyped_defs = True
+disallow_incomplete_defs = True
+disallow_untyped_decorators = True
+
+# Dynamic typing
+disallow_subclassing_any = True
+disallow_any_generics = True
+
+# None and Optional handling
+implicit_optional = True
+
+# Error messages
+show_column_numbers = True
+pretty = True