Update app.py

app.py

@@ -183,8 +183,8 @@ def extract_line_from_image(image, lower_line, upper_line):
     
     return img_copy[lower_boundary:upper_boundary, :]
 
-def extract(image):
-    img = rgb2gray(image)
+def extract(image1):
+    img = rgb2gray(image1)
     print(img)
 
     #img = rgb2gray(imread("Penwritten_2048x.jpeg"))