Merge pull request #170 from 0Hughman0/meta-typing-improve

improved typing of meta wrapped classes

cassini/meta.py

@@ -236,6 +236,9 @@ def as_field(self) -> Tuple[str, Tuple[Type[JSONType], FieldInfo]]:
         return self.name, (self.json_type, Field(default=self.default))
 
 
+T = TypeVar("T")
+
+
 class MetaManager:
     """
     Class for the creation of meta objects.
@@ -250,7 +253,7 @@ def __init__(self) -> None:
         self.cls: Union[Type, None] = None
         self.meta_attrs: List[MetaAttr] = []
 
-    def connect_class(self, cls: Type) -> Type:
+    def connect_class(self, cls: Type[T]) -> Type[T]:
         cls.__meta_manager__ = self  # type: ignore[attr-defined]
         self.cls = cls
         return cls

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cassini"
-version = "0.3.0a6"
+version = "0.3.0a7"
 description = "A tool to structure experimental work, data and analysis using Jupyter Lab."
 authors = ["0Hughman0 <[email protected]>"]
 license = "GPL-3.0-only"