blink blasters

lock.py

@@ -60,6 +60,9 @@ class FaceLocker:
                 bat = True
         if bat:
             print("Waiting for enter before starting face recognition")
+            # Blink IR blasters
+            cap = cv2.VideoCapture(self.dev)
+            cap.release()
             self.waitForKey(keyboard, key)
 
         # Match faces, blocks until a match is found or we're killed