Update app.py

app.py

@@ -11,6 +11,9 @@ def inference(image, task):
       os.system('mkdir tmp')
     image.save("tmp/lq_image.png", "PNG")
     
+    if not os.path.exists('Results'):
+      os.system('mkdir Results')
+    
     if task == 'Dehazing':
       os.system("python Dehazing.py --test_path ./tmp/lq_image.png --save_path ./Results/ --pk_path model_zoo/Haze4k.tjm")