Simple examples for making Dockerfile, building docker image with dockerfile and running docker container.

build_docker_example.sh

docker build -t img_name:0.1 .

# Or, indicate specific Dockerfile  

docker build -f Dockerfile_name -t img_name:0.1 .

Dockerfile

FROM ubuntu:16.04
MAINTAINER company_name <user@email.com>

# Variables
ARG working_dir=/app
ENV WORKING_DIR=${working_dir}

# Update ubuntu & Install python3
RUN apt-get clean && apt-get update && apt-get upgrade -y
RUN apt-get install -y python3-dev
RUN rm -rf /var/lib/apt/lists/*

# Add application
RUN mkdir ${working_dir}
WORKDIR ${working_dir}
COPY ./run.py ${working_dir}/run.py

EXPOSE 8080

CMD ["python3", "run.py"]

run_docker_container.sh

# if run with Dockerfile CMD
docker run -v /path/to/src_host:/path/to/dst_container -p 8080:8080 -t ubuntu:16.04 

# or 

# when run container with bash, interactive mode
docker run -v /path/to/src_host:/path/to/dst_container -p 8080:8080 -it ubuntu:16.04 bash