Update app.py

app.py

@@ -85,14 +85,14 @@ def find_scenes(video_path, threshold=27.0):
         
         # STEP 2
         # extract first frame of each shot with cv2
-        video = cv2.VideoCapture(video_path)
-        fps = video.get(cv2.CAP_PROP_FPS)
+        vid = cv2.VideoCapture(video_path)
+        fps = vid.get(cv2.CAP_PROP_FPS)
         print('frames per second =',fps)
         
         frame_id = shot[0].get_frames() # value from scene_list from step 1
 
-        video.set(cv2.CAP_PROP_POS_FRAMES, frame_id)
-        ret, frame = video.read()
+        vid.set(cv2.CAP_PROP_POS_FRAMES, frame_id)
+        ret, frame = vid.read()
 
         # Save frame as PNG file
         img = str(frame_id) + '_screenshot.png'