adding restriction to play one audio at a time

chatbot.py

@@ -169,9 +169,19 @@ def render_chatbot(code, output, error):
         st.session_state.chat_display_count += 5
         st.rerun()
 
-    st.markdown("""
-    <script>
-    const c = window.parent.document.querySelector('.chat-container');
-    if (c) c.scrollTop = c.scrollHeight;
-    </script>
-    """, unsafe_allow_html=True)
+        st.markdown("""
+        <script>
+        const c = window.parent.document.querySelector('.chat-container');
+        if (c) c.scrollTop = c.scrollHeight;
+        </script>
+
+        <script>
+        document.querySelectorAll('audio').forEach(audio => {
+          audio.addEventListener('play', function () {
+            document.querySelectorAll('audio').forEach(a => {
+              if (a !== this) a.pause();
+            });
+          });
+        });
+        </script>
+        """, unsafe_allow_html=True)