Upload shared/base_assistant.py

shared/base_assistant.py

@@ -0,0 +1,13 @@
+from abc import ABC, abstractmethod
+from typing import List, Tuple
+
+
+class BaseAssistant(ABC):
+    """Abstract base for both OSS and frontier assistants."""
+
+    @abstractmethod
+    def chat(self, message: str, history: List[Tuple[str, str]]) -> str:
+        """Return assistant reply given a user message and Gradio-format history."""
+
+    def reset(self) -> None:
+        """Override to clear any session state beyond history."""