1echo "sending img1 to server"
 2echo "server response:"
 3curl -X POST -F file=@./test1.png http://127.0.0.1:3200/predict
 4echo ""
 5
 6echo "sending img2 to server"
 7echo "server response:"
 8curl -X POST -F file=@./test2.png http://127.0.0.1:3200/predict
 9echo ""
10
11echo "sending img to server"
12echo "server response:"
13curl -X POST -F file=@./test3.png http://127.0.0.1:3200/predict
14echo ""