Trying to add some safety checking.

app.py

@@ -183,11 +183,22 @@ h1#title {
 '''
 demo = gr.Blocks(css=css)
 
+
+def changing(b1, b2, inVal, outBox):
+    if inVal:
+        b1.interactive = "True"
+        b2.interactive = "False"
+    else:
+        outBox.value = "Select Dropdown"
+        
+
+
 with demo:
     gr.Markdown(title)
     gr.Markdown(description)
     # gr.Markdown(twitter_link)
     options = gr.Dropdown(choices=models,label='Select Object Detection Model',show_label=True)
+    
     slider_input = gr.Slider(minimum=0.2,maximum=1,value=0.7,label='Prediction Threshold')
 
     
@@ -201,7 +212,7 @@ with demo:
             with gr.Row():
                 example_url = gr.Dataset(components=[url_input],samples=[[str(url)] for url in urls])
             
-            url_but = gr.Button('Detect')
+            url_but = gr.Button('Detect', interactive="False")
      
         with gr.TabItem('Image Upload'):
             with gr.Row():
@@ -213,8 +224,10 @@ with demo:
                                             samples=[[path.as_posix()]
                                                      for path in sorted(pathlib.Path('images').rglob('*.JPG'))])
                 
-            img_but = gr.Button('Detect')
+            img_but = gr.Button('Detect', interactive="False")
 
+    options.change(fn=changing, inputs=[img_but, url_but, options.value, output_text1])
+    
     # output_text1 = gr.outputs.Textbox(label="Confidence Values")
     output_text1 = gr.components.Textbox(label="Confidence Values")
     # https://huggingface.co/spaces/vishnun/CLIPnCROP/blob/main/app.py -- Got .outputs. from this