fix:allow to create instance level converter config

dataclass_sqlalchemy_mixins/base/mixins.py

@@ -27,6 +27,16 @@ class ConverterConfig:
         model: tp.Type[DeclarativeMeta] = None
         extra: tp.Dict[tp.Any, tp.Dict] = None
 
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        # Create instance-specific ConverterConfig to avoid shared state between instances
+        from types import SimpleNamespace
+
+        self.ConverterConfig = SimpleNamespace(
+            model=getattr(self.__class__.ConverterConfig, "model", None),
+            extra=getattr(self.__class__.ConverterConfig, "extra", None),
+        )
+
     def get_foreign_key_path(
         self,
         models_path_to_look: tp.List[str],

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "dataclass-sqlalchemy-mixins"
-version = "0.3.3"
+version = "0.3.4"
 description = "Allows to convert dataclasses to sqlalchemy filters and orderings."
 authors = ["ViAchKoN"]
 readme = "README.md"