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robot/robot.py

@@ -79,7 +79,9 @@ class Robot(object):
         )
 
     def take_photo(self):
-        _, photo = self.cam.read()
+        cap = cv2.VideoCapture(0)
+        _, photo = cap.read()
+        cap.release()
         return photo
 
     def send_command(self, cmd : str, sleep_ms: float=0.0):