Update app.py

app.py

@@ -243,13 +243,13 @@ if prompt := st.chat_input("How can I help you today?"):
         
     # st.button('Audio', on_click=click_button_ontts)
 
-    if button('Reference and TTS'):
-        if button('Reference'):
+    if button('Reference and TTS', key = 'button1'):
+        if button('Reference', key = 'button2'):
             with st.sidebar:
                 generate_pdf()
                 st.session_state['reference'] = '/home/user/app/pdf2image/output.png'
                 st.image(st.session_state['reference'])
-        if button('TTS'):
+        if button('TTS', key = 'button3'):
             with st.sidebar:
                 with open('/home/user/app/audio/audio.mp3','wb') as sound_file:
                     tts = gTTS(result['result'], lang='en', tld = 'co.in')