プラグインのロギング

from collections.abc import Generator
from typing import Any
from dify_plugin import Tool
from dify_plugin.entities.tool import ToolInvokeMessage


# logging とカスタムハンドラをインポート
import logging
from dify_plugin.config.logger_format import plugin_logger_handler

# カスタムハンドラでロギングを設定
logger = logging.getLogger(__name__)
logger.setLevel(logging.INFO)
logger.addHandler(plugin_logger_handler)


class LoggerDemoTool(Tool):
    def _invoke(self, tool_parameters: dict[str, Any]) -> Generator[ToolInvokeMessage]:

        # 異なる重大度レベルでログを出力
        logger.info("This is an INFO log message.")
        logger.warning("This is a WARNING log message.")
        logger.error("This is an ERROR log message.")

        yield self.create_text_message("Hello, Dify!")