ai-agent-book 精选快照（<2MB 代码与文档，来自 github.com/bojieli/ai-agent-book）

chapter2/prompt-engineering/tau_bench/envs/retail/tools/think.py

@@ -0,0 +1,34 @@
+# Copyright Sierra
+
+from typing import Any, Dict
+from tau_bench.envs.tool import Tool
+
+
+class Think(Tool):
+    @staticmethod
+    def invoke(data: Dict[str, Any], thought: str) -> str:
+        # This method does not change the state of the data; it simply returns an empty string.
+        return ""
+
+    @staticmethod
+    def get_info() -> Dict[str, Any]:
+        return {
+            "type": "function",
+            "function": {
+                "name": "think",
+                "description": (
+                    "Use the tool to think about something. It will not obtain new information or change the database, "
+                    "but just append the thought to the log. Use it when complex reasoning or some cache memory is needed."
+                ),
+                "parameters": {
+                    "type": "object",
+                    "properties": {
+                        "thought": {
+                            "type": "string",
+                            "description": "A thought to think about.",
+                        },
+                    },
+                    "required": ["thought"],
+                },
+            },
+        }