old_contents: #! /usr/bin/env python
  import os
  
  
  def run(cmd, message=None):
      msg = message or cmd
      print("\n%s\n" % msg)
      ret = os.system(cmd)
      if ret != 0:
          raise Exception("Error running: %s" % msg)
  
  travis_tag = os.getenv("TRAVIS_TAG")
  travis_commmit = os.getenv("TRAVIS_COMMIT")
  github_url = os.getenv("GITHUB_URL")
  addon = os.getenv("ADDON")
  
  docker_build = "docker run --rm --privileged " \
                 "-v /var/run/docker.sock:/var/run/docker.sock " \
                 "-v ~/.docker:/root/.docker " \
                 "-v $(pwd):/docker " \
                 "hassioaddons/build-env:latest " \
                 "--target {addon} " \
                 "--login ${{DOCKER_USER}} " \
                 "--password ${{DOCKER_PASS}} " \
                 "--no-cache --all --tag-latest"
  if not travis_tag:
      docker_build = docker_build + " --push"
  run(docker_build.format(addon=addon))
  
new_contents: #! /usr/bin/env python
  import os
  
  
  def run(cmd, message=None):
      msg = message or cmd
      print("\n%s\n" % msg)
      ret = os.system(cmd)
      if ret != 0:
          raise Exception("Error running: %s" % msg)
  
  travis_tag = os.getenv("TRAVIS_TAG")
  addon = os.getenv("ADDON")
  
  docker_build = "docker run --rm --privileged " \
                 "-v /var/run/docker.sock:/var/run/docker.sock " \
                 "-v ~/.docker:/root/.docker " \
                 "-v $(pwd):/docker " \
                 "hassioaddons/build-env:latest " \
                 "--target {addon} " \
                 "--login ${{DOCKER_USER}} " \
                 "--password ${{DOCKER_PASS}} " \
                 "--no-cache --all --tag-latest"
  if travis_tag:
      docker_build = docker_build + " --push"
  run(docker_build.format(addon=addon))
  
subject: fix build script