Update app.py

app.py

@@ -151,6 +151,7 @@ def detect_Custom(img,model,boundedImage):
                         vid_writer = cv2.VideoWriter(save_path, cv2.VideoWriter_fourcc(*'mp4v'), fps, (w, h))
                     vid_writer.write(im0)
 
+    output_text = ''
     images = [keras_ocr.tools.read(img) for img in [boundedImage]]
     prediction_groups = pipeline.recognize(images)
     first=prediction_groups[0]