Class BaseAPIHandler

api/api_handlers.py:59–94

Base class for asynchronous API handlers.

class BaseAPIHandler:
    """Base class for asynchronous API handlers."""
    def __init__(self, name):
        self.name = name
        self.models = []  # List of supported models { "name": "model-id", "parameters": "optional", ... }
        API_HANDLERS[name] = self
        logger.info("Registered API handler: '%s'", name)
        # Optional: Create a shared httpx client if needed across handlers (managing lifecycle is key)
        # self.http_client = httpx.AsyncClient(timeout=90.0) # Example

    def get_models(self):
        """Return the list of models supported by this handler."""
        return self.models

    async def handle_request(self, request_data: dict) -> dict:
        """
        Process the request asynchronously.
        Subclasses MUST override this method.

        Args:
            request_data: The parsed JSON request data (dictionary).

        Returns:
            A dictionary representing the successful JSON response payload.

        Raises:
            ConfigError: If configuration (like API key) is missing.
            BackendAPIError: If the downstream API call fails.
            ValueError: If the request_data is invalid.
            NotImplementedError: If the subclass doesn't implement this.
            Exception: For other unexpected errors.
        """
        raise NotImplementedError(f"Handler '{self.name}' must implement handle_request")

    # NOTE: log_conversation() method removed - now handled centrally in compute.py
    # This eliminates disk I/O during requests and ensures consistent logging across all handlers


# --- Import and Instantiate REWRITTEN Handlers ---