Update app.py

app.py

@@ -132,8 +132,8 @@ def main():
             st.success(text)
         elif uploaded_photo.type != "application/image":
             img = Image.open(uploaded_photo)
-            img = img.save("img.jpg")
-            imge = cv2.imread("img.jpg")
+            img = img.save("img.png")
+            imge = cv2.imread("img.png")
             # get co-ordinates to crop the image
             imag, lc = line_cor.mark_region(imge)
             c = lc[1]