app.py updates

app.py

@@ -57,17 +57,18 @@ draw = ImageDraw.Draw(current_image)
 if st.session_state["draw"]:
 
 # Draw an ellipse at each coordinate in points
-  for point in st.session_state["points"]:
-      coords = get_ellipse_coords(point)
-      draw.rectangle(coords, outline="green",width=2)
+  #for point in st.session_state["points"]:
+  point=st.session_state["points"]
+  coords = get_ellipse_coords(point)
+  draw.rectangle(coords, outline="green",width=2)
 
 value = streamlit_image_coordinates(current_image, key="pil")
 
 if value is not None:
     point = value["x"], value["y"]
 
-    if point not in st.session_state["points"]:
-        st.session_state["points"]=[point]
+    if point != st.session_state["points"]:
+        st.session_state["points"]=point
         st.session_state["draw"]=True
         st.experimental_rerun()