Code source de flwr.agentapp.base

# Copyright 2026 Flower Labs GmbH. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# ==============================================================================
"""AgentApp abstract base classes and callable type alias."""


from __future__ import annotations

from abc import ABC, abstractmethod
from collections.abc import Callable, Sequence

from flwr.app import Context
from flwr.supercore.typing import JSONObject




class AgentResponses(ABC):
    """Abstract base class for AgentApp model response creation."""



    @abstractmethod
    def create(self, request: JSONObject) -> JSONObject:
        """Create a model response.

        Parameters
        ----------
        request : JSONObject
            Open Responses-compatible create request.

        Returns
        -------
        response : JSONObject
            Open Responses-compatible response.
        """






class AgentConnectors(ABC):
    """Abstract base class for AgentApp connector execution."""



    @abstractmethod
    def tools(self, names: Sequence[str]) -> list[JSONObject]:
        """Return model-facing tool schemas for built-in connectors."""




    @abstractmethod
    def call(self, tool_call: JSONObject) -> JSONObject:
        """Execute one model function_call and return a function_call_output item."""






class AgentSession(ABC):
    """Abstract base class for AgentApp runtime capabilities."""

    @property
    @abstractmethod
    def responses(self) -> AgentResponses:
        """Model response creation API."""

    @property
    @abstractmethod
    def connectors(self) -> AgentConnectors:
        """Connector tool schema and execution API."""



AgentAppCallable = Callable[[AgentSession, Context], None]