example Dockerfile for Python app

docker-compose.yml

version: '2'

services:
  app_name:
    build: .
    command: >
      bash -c "python3 /src/example.py"
    env_file:
      - .env
    volumes:
      - .:/src

Dockerfile

FROM ubuntu:bionic
MAINTAINER Alex Zappa <alex@zappa.dev>

RUN DEBIAN_FRONTEND="noninteractive" apt-get -y update && apt-get -y install tzdata

RUN echo "Spain/Madrid" | tee /etc/timezone

RUN DEBIAN_FRONTEND="noninteractive" apt-get -y update && \
    apt-get install -q -y \
    python3 python3-pip \
    fonts-liberation libappindicator3-1 libasound2 libatk-bridge2.0-0 \
    libnspr4 libnss3 lsb-release xdg-utils libxss1 libdbus-glib-1-2 \
    curl unzip wget \
    x11vnc xvfb fluxbox wmctrl
    
# install geckodriver and firefox

RUN GECKODRIVER_VERSION=`curl https://github.com/mozilla/geckodriver/releases/latest | grep -Po 'v[0-9]+.[0-9]+.[0-9]+'` && \
    wget https://github.com/mozilla/geckodriver/releases/download/$GECKODRIVER_VERSION/geckodriver-$GECKODRIVER_VERSION-linux64.tar.gz && \
    tar -zxf geckodriver-$GECKODRIVER_VERSION-linux64.tar.gz -C /usr/local/bin && \
    chmod +x /usr/local/bin/geckodriver && \
    rm geckodriver-$GECKODRIVER_VERSION-linux64.tar.gz

RUN FIREFOX_SETUP=firefox-setup.tar.bz2 && \
    apt-get purge firefox && \
    wget -O $FIREFOX_SETUP "https://download.mozilla.org/?product=firefox-latest&os=linux64" && \
    tar xjf $FIREFOX_SETUP -C /opt/ && \
    ln -s /opt/firefox/firefox /usr/bin/firefox && \
    rm $FIREFOX_SETUP


# install chromedriver and google-chrome

#RUN CHROMEDRIVER_VERSION=`curl -sS chromedriver.storage.googleapis.com/LATEST_RELEASE` #&& \
#    wget https://chromedriver.storage.googleapis.com/$CHROMEDRIVER_VERSION/#chromedriver_linux64.zip && \
#    unzip chromedriver_linux64.zip -d /usr/bin && \
#    chmod +x /usr/bin/chromedriver && \
#    rm chromedriver_linux64.zip

#RUN CHROME_SETUP=google-chrome.deb && \
#    wget -O $CHROME_SETUP "https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb" #&& \
#    dpkg -i $CHROME_SETUP && \
#    apt-get install -y -f && \
#    rm $CHROME_SETUP
    
#FROM python:3.6.9

WORKDIR /src

COPY ./requirements.txt .

RUN pip3 install -r requirements.txt

COPY . .

#CMD ["bash","example.sh", "start"]
CMD ["python3","example.py"]