Update ocr_engine.py

ocr_engine.py

@@ -134,7 +134,7 @@ def detect_digit_template(digit_img, brightness):
     try:
         h, w = digit_img.shape
         if h < 5 or w < 2:
-            logging.debug looped("Digit image too small for template matching.")
+            logging.debug("Digit image too small for template matching.")
             return None
 
         # Expanded digit templates for seven-segment display variations