bdnf

RUN apt-get update && \
    apt-get install -y openjdk-8-jdk && \
    apt-get install -y ant && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/ && \
    rm -rf /var/cache/oracle-jdk8-installer;

ENV JAVA_HOME /usr/lib/jvm/java-8-openjdk-amd64/
RUN export JAVA_HOME

bdnf

#app.py
import logging 
from logging.handlers import TimedRotatingFileHandler

from flask import Flask
import new_module1
import new_module2

def create_app():
    app = Flask(__name__)

bdnf

from rq import Queue as RedisQueue
from redis import Redis
from rq.job import Job

from urllib.request import urlopen, Request
from xml.etree import ElementTree

def get_news():
    headers = {'User-Agent': 'Mozilla/5.0'}
    url = 'https://news.yahoo.com/rss/all'

bdnf

class First(object):
    def __init__(self):
        super(First, self).__init__()
        print("first")

class Second(First):
    def __init__(self):
        super(Second, self).__init__()
        print("second")

bdnf

# install Java
apt-get install openjdk-8-jdk -y 

# download and extract Kafka
mkdir ~/Downloads
curl "https://www.apache.org/dist/kafka/2.1.1/kafka_2.11-2.1.1.tgz" -o ~/Downloads/kafka.tgz
mkdir ~/kafka && cd ~/kafka
tar -xvzf ~/Downloads/kafka.tgz --strip 1

# test installation with: