virtualenv -p /usr/bin/python3 venv
source venv/bin/activate
pip3 install -r requirements.txt
python app.py
http://localhost:5000
// List all running container
docker ps
// list all containers
docker ps -a
// list all docker images
docker images
// build a docker image
docker build -t <imageName:version> dockerFilePath
// run a docker container in daemon mode with ports exposed
docker run -it -d -p <outsidePort>:<dockerInsidePort> <imageName:version>