Update app.py

app.py

@@ -1,48 +1,58 @@
 import gradio as gr
 import requests
+import time
+import random
 
-def search_searx(query, instance_url='https://searx.org', categories='general'):
+def search_searx(query, instance_url='https://searx.org', categories='general', max_retries=3):
     """
-    Perform a search using the Searx API.
-    :param query: The search query string.
-    :param instance_url: The URL of the Searx instance.
-    :param categories: Categories to search in (e.g., 'general', 'images', 'videos').
-    :return: A list of formatted search results or an error message.
+    Perform a search using the Searx API with error handling and retry logic.
     """
     search_endpoint = f"{instance_url}/search"
     params = {
         'q': query,
         'format': 'json',
         'categories': categories,
-        'pageno': 1,          # Page number
-        'time_range': '',     # Time range filter
-        'engines': '',        # Specify search engines, comma-separated
-        'safesearch': '0'     # Safe search (0: off, 1: moderate, 2: strict)
+        'pageno': 1,
+        'time_range': '',
+        'engines': '',
+        'safesearch': '0'
     }
     
-    # Define a user agent
     headers = {
-        'User-Agent': 'SearxGradioApp/1.0 (https://github.com/yourusername/searx-gradio-app)'
+        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
+        'Accept': 'application/json, text/javascript, */*; q=0.01',
+        'Accept-Language': 'en-US,en;q=0.5',
+        'Referer': instance_url,
+        'DNT': '1',
+        'Connection': 'keep-alive',
+        'Upgrade-Insecure-Requests': '1'
     }
     
-    try:
-        response = requests.get(search_endpoint, params=params, headers=headers, timeout=10)
-        response.raise_for_status()  # Raise an error for bad status codes
-        data = response.json()
-        
-        if 'results' not in data or not data['results']:
-            return "No results found."
-        
-        formatted_results = ""
-        for idx, result in enumerate(data['results'], start=1):
-            title = result.get('title', 'No Title')
-            url = result.get('url', 'No URL')
-            snippet = result.get('content', 'No Description')
-            formatted_results += f"**{idx}. {title}**\n[{url}]({url})\n{snippet}\n\n"
-        
-        return formatted_results
-    except requests.exceptions.RequestException as e:
-        return f"An error occurred while searching: {e}"
+    for attempt in range(max_retries):
+        try:
+            response = requests.get(search_endpoint, params=params, headers=headers, timeout=10)
+            response.raise_for_status()
+            data = response.json()
+            
+            if 'results' not in data or not data['results']:
+                return "No results found."
+            
+            formatted_results = ""
+            for idx, result in enumerate(data['results'], start=1):
+                title = result.get('title', 'No Title')
+                url = result.get('url', 'No URL')
+                snippet = result.get('content', 'No Description')
+                formatted_results += f"**{idx}. {title}**\n[{url}]({url})\n{snippet}\n\n"
+            
+            return formatted_results
+        except requests.exceptions.RequestException as e:
+            if response.status_code == 429:
+                wait_time = 2 ** attempt + random.uniform(0, 1)
+                time.sleep(wait_time)
+            else:
+                return f"An error occurred while searching: {e}"
+    
+    return "Max retries reached. Please try again later."
 
 def create_gradio_interface():
     """