Update app.py

app.py

@@ -114,7 +114,7 @@ def sketching():
         image = cv2.imread(temp_image_path)
         image = cv2.cvtColor(image,cv2.COLOR_BGR2GRAY)
         image_blur = cv2.GaussianBlur(image,(5,5),0)
-        sketch = cv2.adaptiveThreshold(image_blur, 255, cv2.ADAPTIVE_THRESH_MEAN_C,cv2.THRES_BINARY,11,2)
+        sketch = cv2.adaptiveThreshold(image_blur, 255, cv2.ADAPTIVE_THRESH_MEAN_C,cv2.THRESH_BINARY,11,2)
         sketch_pil = Image.fromarray(sketch)
     return sketch_pil