https://www.reddit.com/r/tensorflow/comments/jvizwr/tf_lite_on_pi_zero/ https://drive.google.com/file/d/1mW8QGmhfk4kRYXqUTEH1ckPUNIsl7S3d/view?usp=sharing
https://www.tensorflow.org/lite/guide/python https://yoursunny.com/t/2018/install-OpenCV3-PiZero/