Update app.py

app.py

@@ -17,7 +17,7 @@ timeout = 100
 
 def query(prompt, is_negative=False, steps=30, cfg_scale=7, sampler="DPM++ 2M Karras", seed=-1, strength=0.7):
     if prompt == "" or prompt == None:
-        return None
+        return None, None  # Return None for both image and file
 
     key = random.randint(0, 999)
     
@@ -51,10 +51,14 @@ def query(prompt, is_negative=False, steps=30, cfg_scale=7, sampler="DPM++ 2M Ka
         image_bytes = response.content
         image = Image.open(io.BytesIO(image_bytes))
         print(f'\033[1mGeneration {key} completed!\033[0m ({prompt})')
-        return image
+        
+        # Save the image to a temporary file for download
+        temp_file = f"temp_generated_image_{key}.png"
+        image.save(temp_file, format="PNG")
+        return image, temp_file  # Return both the image and the file path
     except Exception as e:
         print(f"Error when trying to open the image: {e}")
-        return None
+        return None, None
 
 css = """
 #app-container {
@@ -84,7 +88,24 @@ with gr.Blocks(theme='Nymbo/Nymbo_Theme', css=css) as app:
             text_button = gr.Button("Run", variant='primary', elem_id="gen-button")
         with gr.Row():
             image_output = gr.Image(type="pil", label="Image Output", elem_id="gallery")
+        with gr.Row():
+            download_button = gr.File(label="Download Image", visible=False, elem_id="download-button")
         
-        text_button.click(query, inputs=[text_prompt, negative_prompt, steps, cfg, method, seed, strength], outputs=image_output)
+        # Update the download button visibility and file when the image is generated
+        def update_download_button(image, file):
+            if image is not None:
+                return gr.File.update(value=file, visible=True)
+            return gr.File.update(visible=False)
+
+        text_button.click(
+            query,
+            inputs=[text_prompt, negative_prompt, steps, cfg, method, seed, strength],
+            outputs=[image_output, download_button]
+        )
+        image_output.change(
+            update_download_button,
+            inputs=[image_output, download_button],
+            outputs=[download_button]
+        )
 
 app.launch(show_api=False, share=True)