cam testing.

app.py

@@ -175,5 +175,11 @@ if __name__ == '__main__':
     main()
     '''
 import cv2
-cap = cv2.VideoCapture(0) 
-cap.read() # reads frame
+def main:
+    cap = cv2.VideoCapture(0) 
+    cap.read() # reads frame
+
+if __name__ == '__main__':
+    main()
+
+