dify_plugin_tool_reverse_string_quickstart.py

1from typing import Any, Dict, List, Union
2from dify_plugin import Tool
3from communities.tools.entities import ToolInvokeMessage
4
5class ReverseStringTool(Tool):
6    def _invoke(self, tool_parameters: Dict[str, Any]) -> Union[ToolInvokeMessage, List[ToolInvokeMessage]]:
7        """
8        Invoke the tool to reverse a string.
9        """
10        content = tool_parameters.get('content', '')
11        if not content:
12            return self.create_text_message("Please provide a string to reverse.")
13        
14        reversed_content = content[::-1]
15        return self.create_text_message(reversed_content)
16
17if __name__ == "__main__":
18    # This part is for local testing if supported by the SDK
19    pass