docker-compose.yml

version: '2'
services:
    db:
      image: postgres
      volumes:
        # pasta com os backups para restauração
        # docker exec -it suap_db_1 /bin/bash
        # cd /backups
        # su postgres
        # pg_restore -v -d postgres nomedoarquivo.backup
        - ./backups:/backups
      ports:
        - "5432:5432"
    web:
      build: .
      command: python manage.py runserver 0.0.0.0:8000
      volumes:
        - .:/code
      ports:
        - "8000:8000"
      depends_on:
        - db
      # docker exec -it suap_web_1 /bin/bash

dockerfile

FROM python:2.7

RUN apt-get update && apt-get install -y --no-install-recommends \
                libsasl2-dev \
                libldap2-dev \
                freetds-dev \
                libxslt1-dev \
                libblas-dev \
                liblapack-dev \
                libatlas-base-dev \
                gfortran \
                python-dev \
                python-psycopg2 \
                postgresql-contrib

RUN mkdir /code
WORKDIR /code
COPY deploy/requirements.txt /code
RUN pip install -r requirements.txt