Install Deps
$ sudo apt install libtesseract3 tesseract-ocr tesseract-ocr-eng
$ sudo apt-get install build-essential emacs dkms synaptic ssh
$ sudo apt-get install libleptonica-dev
Install OpenCV from this link .
$ sudo pip install numpy pillow pytesseract argparse logger jinja2 flask werkzeug regex --upgrade
To run demo app , use:
$ python server.py