django microservice example

docker-compose-common.yml

web:
  build: .
  command: python manage.py runserver 0.0.0.0:8000
  volumes:
    - .:/code
  ports:
    - "8000:8000"
db:
  image: postgres

docker-compose.yml

db:
  extends:
    file: docker-compose-common.yml
    service: db
web:
  extends:
    file: docker-compose-common.yml
    service: web
  depends_on:
    - db

Dockerfile

FROM python:2.7
ENV PYTHONUNBUFFERED 1
RUN mkdir /code
WORKDIR /code
ADD requirements.txt /code/
RUN pip install -r requirements.txt
ADD . /code/