Update src/streamlit_app.py

src/streamlit_app.py

@@ -299,12 +299,13 @@ if st.session_state.label_input in ['cat', 'dog']:
     st.session_state.which_pic=st.session_state.which_pic+1
     
     st.session_state.next=False
+    fetch_image()
     
 
 with col4: 
     if st.button("next",disabled=st.session_state.next):
         if not st.session_state.next:
-            fetch_image()
+            
             st.session_state.next=True
             st.session_state.calculating=False
             st.rerun()