venv added, updated

myenv/lib/python3.12/site-packages/reactivex/abc/disposable.py

@@ -0,0 +1,34 @@
+from __future__ import annotations
+
+from abc import ABC, abstractmethod
+from types import TracebackType
+from typing import Optional, Type
+
+
+class DisposableBase(ABC):
+    """Disposable abstract base class."""
+
+    __slots__ = ()
+
+    @abstractmethod
+    def dispose(self) -> None:
+        """Dispose the object: stop whatever we're doing and release all of the
+        resources we might be using.
+        """
+        raise NotImplementedError
+
+    def __enter__(self) -> DisposableBase:
+        """Context management protocol."""
+        return self
+
+    def __exit__(
+        self,
+        exctype: Optional[Type[BaseException]],
+        excinst: Optional[BaseException],
+        exctb: Optional[TracebackType],
+    ) -> None:
+        """Context management protocol."""
+        self.dispose()
+
+
+__all__ = ["DisposableBase"]