Update app.py

app.py

@@ -10,6 +10,7 @@ from tempfile import NamedTemporaryFile
 from typing import List
 from bs4 import BeautifulSoup
 import logging
+from duckduckgo_search import ddg
 
 from langchain_community.llms import HuggingFaceHub
 from langchain_community.vectorstores import FAISS
@@ -122,7 +123,7 @@ def google_search(term, num_results=5, lang="en", timeout=5, safe="active", ssl_
                 break
 
             soup = BeautifulSoup(resp.text, "html.parser")
-                result_block = soup.find_all("div", attrs={"class": "g"})
+            result_block = soup.find_all("div", attrs={"class": "g"})
             if not result_block:
                 break
             
@@ -149,10 +150,19 @@ def google_search(term, num_results=5, lang="en", timeout=5, safe="active", ssl_
 
     return all_results
 
-def duckduckgo_search(query):
-    # Implement DuckDuckGo search here
-    # This is a placeholder. You'll need to implement the actual DuckDuckGo search functionality
-    return [{"link": "https://example.com", "text": "Example search result from DuckDuckGo"}]
+def duckduckgo_search(query, max_results=5):
+    try:
+        results = ddg(query, region='wt-wt', safesearch='Moderate', time=None, max_results=max_results)
+        formatted_results = []
+        for result in results:
+            formatted_results.append({
+                "link": result.get('href', ''),
+                "text": result.get('title', '') + '. ' + result.get('body', '')
+            })
+        return formatted_results
+    except Exception as e:
+        print(f"Error in DuckDuckGo search: {e}")
+        return [{"link": None, "text": "No information found in the web search results."}]
 
 def respond(
     message,