Update app.py

app.py

@@ -250,7 +250,7 @@ def update_image(filepath):
 with gr.Blocks(title = "Hello", 
                css=".gradio-container {background:purple;}") as demo:
 
-    filepath = ""
+    #filepath = ""
     with gr.Row():
         with gr.Column(scale=2):
             gr.HTML("""<div style="font-family:'Times New Roman', 'Serif'; font-size:16pt; font-weight:bold; text-align:center; color:white;">Cellpose-SAM for cellular segmentation</div>""")
@@ -261,7 +261,7 @@ with gr.Blocks(title = "Hello",
 
             with gr.Row():
                 with gr.Column(scale=1):
-                    up_btn = gr.UploadButton("Upload (png, jpg, tif etc)", visible=True, file_count = "single")
+                    filepath = gr.UploadButton("Upload (png, jpg, tif etc)", visible=True, file_count = "single")
                     resize = gr.Number(label = 'max resize', value = 1000)                
 
                 with gr.Column(scale=1):