Update app.py

app.py

@@ -8,12 +8,13 @@ def main():
 
     with st.form("text_field"):
         file = st.file_uploader("Upload image", type=["jpg", "png"] )
-        img = Image.open(file)
-        image = st.image(img)
         text_input = st.text_input("Enter some question :")
+        
         # clicked==True only when the button is clicked
         clicked = st.form_submit_button("Submit")
-        if clicked:
+        if clicked:        
+          img = Image.open(file)
+          image = st.image(img)
           results = question(image , str(text_input))
           st.json(results)