update clear flag

app.py

@@ -47,7 +47,7 @@ def get_dark_mode():
 def clear_session():
     global clear_flag 
     clear_flag = True
-    return None, None
+    return gr.update(value=None), gr.update(value=None)
 
 
 def assign_gpu(options, img_init, text_init, prompt_template_init, style_name_init, seeds_init, val_r_values_init, faster_init, model_name_init, input_type):
@@ -89,24 +89,29 @@ def convert_to_pencil_sketch(image):
     return pencil_sketch
 
 def get_meta_from_image(input_img, type_image):
-    if input_img is None:
-        return gr.update(value=None)
+    global clear_flag
+    if clear_flag:
+        clear_flag = False  # Reset the flag after handling the clear action
+        return gr.update(value=None)  # Ensure nothing is processed if clear flag is true
+    else:
+        if input_img is None:
+            return gr.update(value=None)
         
-    img = Image.open(BytesIO(requests.get(input_img).content)).convert('RGB')
+        img = Image.open(BytesIO(requests.get(input_img).content)).convert('RGB')
 
-    # Read the image using Pillow
-    img_np = np.array(img)
+        # Read the image using Pillow
+        img_np = np.array(img)
 
-    if type_image == 'RGB':
-        sketch = convert_to_pencil_sketch(img_np)
-        processed_img = 255 - sketch
-    elif type_image == 'SKETCH':
-        processed_img = 255 - img_np
+        if type_image == 'RGB':
+            sketch = convert_to_pencil_sketch(img_np)
+            processed_img = 255 - sketch
+        elif type_image == 'SKETCH':
+            processed_img = 255 - img_np
 
-    # Convert the processed image back to PIL Image
-    img_pil = Image.fromarray(processed_img.astype('uint8'))
+        # Convert the processed image back to PIL Image
+        img_pil = Image.fromarray(processed_img.astype('uint8'))
 
-    return img_pil
+        return img_pil
 
 
 with gr.Blocks(css=css, theme="NoCrypt/miku@1.2.1") as demo: