Install the following packages
pip install flask flask-restful flask-jwt-simple sqlalchemy bcrypt mysqlclient
If you get an error for mysqlclient installation on Windows, you might have to manually install an older version of mysql (maybe 32-bit even if on 64-bit OS) to get the pip install to work: https://dev.mysql.com/downloads/connector/c/6.0.html#downloads (mysql-connector-c-6.0.2-win32.msi) ref: https://stackoverflow.com/a/16619567