Create app.py

app.py

@@ -0,0 +1,22 @@
+import gradio as gr
+import yt_dlp
+
+def download_audio(url):
+    ydl_opts = {
+        'format': 'm4a/bestaudio/best',
+        'postprocessors': [{
+            'key': 'FFmpegExtractAudio',
+            'preferredcodec': 'mp3',
+        }]
+    }
+    with yt_dlp.YoutubeDL(ydl_opts) as ydl:
+        info_dict = ydl.extract_info(url, download=True)
+        video_url = info_dict['url']
+    return video_url
+
+iface = gr.Interface(fn=download_audio, 
+                     inputs=gr.Textbox(label="YouTube Video URL"),
+                     outputs=gr.Audio(label="Output Audio", type="filepath"),
+                     allow_flagging="never"
+                     )
+iface.launch()