Update app.py

app.py

@@ -9,6 +9,10 @@ import requests
 from bs4 import BeautifulSoup
 import re
 import yt_dlp
+import logging
+
+# Configure logging for debugging purposes
+logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')
 
 # Function to search YouTube videos using yt-dlp for better reliability
 def youtube_search(query, max_results=50):
@@ -18,20 +22,28 @@ def youtube_search(query, max_results=50):
     }
     search_url = f"ytsearch{max_results}:{query}"
 
+    logging.debug(f"Starting YouTube search for query: {query}")
+
     try:
         with yt_dlp.YoutubeDL(ydl_opts) as ydl:
             result = ydl.extract_info(search_url, download=False)
             gallery_items = []
 
             if 'entries' in result:
+                logging.debug(f"Number of entries found: {len(result['entries'])}")
                 for entry in result['entries']:
                     video_id = entry.get('id')
                     thumbnail_url = entry.get('thumbnail')
                     if video_id and thumbnail_url:
                         gallery_items.append((thumbnail_url, video_id))
+                        logging.debug(f"Added video: ID={video_id}, Thumbnail={thumbnail_url}")
+                    else:
+                        logging.debug(f"Missing video ID or thumbnail for entry: {entry}")
+            else:
+                logging.warning("No entries found in search result.")
             return gallery_items
     except Exception as e:
-        print(f"Error during YouTube yt-dlp request: {e}")
+        logging.error(f"Error during YouTube yt-dlp request: {e}")
         return []
 
 # Function to display the video using the video URL
@@ -49,14 +61,17 @@ def show_video(video_url):
         match = re.search(pattern, video_url)
         if match:
             video_id = match.group(1)
+            logging.debug(f"Extracted video ID: {video_id}")
             break
 
     # If no video ID is found, return an error message
     if not video_id:
+        logging.error("Invalid YouTube URL. Please enter a valid YouTube video link.")
         return "Invalid YouTube URL. Please enter a valid YouTube video link."
 
     # Create the embed URL
     embed_url = f"https://www.youtube.com/embed/{video_id}"
+    logging.debug(f"Embed URL generated: {embed_url}")
 
     # Return an iframe with the video
     html_code = f'''
@@ -84,6 +99,7 @@ with gr.Blocks() as demo:
     # Define search button behavior
     def update_search_results(query):
         gallery_items = youtube_search(query)
+        logging.debug(f"Number of gallery items returned: {len(gallery_items)}")
         return gallery_items
 
     # Update the selected video link field when a video is clicked in the gallery
@@ -91,10 +107,12 @@ with gr.Blocks() as demo:
         # Extract the video ID from the event value, which is a dictionary containing details of the selected item
         selected_video_id = evt.value["caption"]
         video_url = f"https://www.youtube.com/watch?v={selected_video_id}"
+        logging.debug(f"Video selected: {video_url}")
         return video_url
 
     # Play the video when the Play Video button is clicked
     def play_video(video_url):
+        logging.debug(f"Playing video with URL: {video_url}")
         return show_video(video_url)
 
     search_button.click(update_search_results, inputs=search_query_input, outputs=search_output)