Update ocr_engine.py

ocr_engine.py

@@ -3,7 +3,7 @@ import pytesseract
 from PIL import Image
 
 def extract_weight(img_path):
-    img = cv2.imread(img_path)
-    gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
-    text = pytesseract.image_to_string(gray, config='--psm 7 digits')
-    return ''.join(filter(lambda x: x in '0123456789.', text))
+img = cv2.imread(img_path)
+gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
+text = pytesseract.image_to_string(gray, config='--psm 7 digits')
+return ''.join(filter(lambda x: x in '0123456789.', text))