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

chapter5/coding-agent/tools/web_search_tool.py

@@ -0,0 +1,34 @@
+"""
+WebSearch tool - Search the web
+"""
+
+from typing import Dict, Any
+from .base import BaseTool
+
+
+class WebSearchTool(BaseTool):
+    """Allows Claude to search the web and use the results"""
+    
+    @property
+    def name(self) -> str:
+        return "WebSearch"
+    
+    def _execute_impl(self, params: Dict[str, Any]) -> Dict[str, Any]:
+        """
+        Search the web
+        
+        - Allows Claude to search the web and use the results to inform responses
+        - Provides up-to-date information for current events and recent data
+        - NOTE: This is a stub implementation. Full implementation would require
+          API integration with search services like Google, Bing, or DuckDuckGo
+        """
+        query = params["query"]
+        allowed_domains = params.get("allowed_domains", [])
+        blocked_domains = params.get("blocked_domains", [])
+        
+        return {
+            "query": query,
+            "error": "WebSearch tool requires API integration with a search service",
+            "note": "This tool would search the web with the given query and filters"
+        }
+