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MacroinfManage_MES/tools/search_engine.py

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+#!/usr/bin/env python3
+
+import argparse
+import sys
+import time
+from duckduckgo_search import DDGS
+
+def search_with_retry(query, max_results=10, max_retries=3):
+    """
+    Search using DuckDuckGo and return results with URLs and text snippets.
+    
+    Args:
+        query (str): Search query
+        max_results (int): Maximum number of results to return
+        max_retries (int): Maximum number of retry attempts
+    """
+    for attempt in range(max_retries):
+        try:
+            print(f"DEBUG: Searching for query: {query} (attempt {attempt + 1}/{max_retries})", 
+                  file=sys.stderr)
+            
+            with DDGS() as ddgs:
+                results = list(ddgs.text(query, max_results=max_results))
+                
+            if not results:
+                print("DEBUG: No results found", file=sys.stderr)
+                return []
+            
+            print(f"DEBUG: Found {len(results)} results", file=sys.stderr)
+            return results
+                
+        except Exception as e:
+            print(f"ERROR: Attempt {attempt + 1}/{max_retries} failed: {str(e)}", file=sys.stderr)
+            if attempt < max_retries - 1:  # If not the last attempt
+                print(f"DEBUG: Waiting 1 second before retry...", file=sys.stderr)
+                time.sleep(1)  # Wait 1 second before retry
+            else:
+                print(f"ERROR: All {max_retries} attempts failed", file=sys.stderr)
+                raise
+
+def format_results(results):
+    """Format and print search results."""
+    for i, r in enumerate(results, 1):
+        print(f"\n=== Result {i} ===")
+        print(f"URL: {r.get('href', 'N/A')}")
+        print(f"Title: {r.get('title', 'N/A')}")
+        print(f"Snippet: {r.get('body', 'N/A')}")
+
+def search(query, max_results=10, max_retries=3):
+    """
+    Main search function that handles search with retry mechanism.
+    
+    Args:
+        query (str): Search query
+        max_results (int): Maximum number of results to return
+        max_retries (int): Maximum number of retry attempts
+    """
+    try:
+        results = search_with_retry(query, max_results, max_retries)
+        if results:
+            format_results(results)
+            
+    except Exception as e:
+        print(f"ERROR: Search failed: {str(e)}", file=sys.stderr)
+        sys.exit(1)
+
+def main():
+    parser = argparse.ArgumentParser(description="Search using DuckDuckGo API")
+    parser.add_argument("query", help="Search query")
+    parser.add_argument("--max-results", type=int, default=10,
+                      help="Maximum number of results (default: 10)")
+    parser.add_argument("--max-retries", type=int, default=3,
+                      help="Maximum number of retry attempts (default: 3)")
+    
+    args = parser.parse_args()
+    search(args.query, args.max_results, args.max_retries)
+
+if __name__ == "__main__":
+    main()