old_contents: from setuptools import setup, find_packages
  read_file = lambda x: [l.strip() for l in open(x).readlines()]
  
  setup(
      name='confgen',
      version='0.3.0',
      packages=find_packages(),
      scripts=["bin/confgen"],
      install_requires=read_file("requirements.txt"),
  )
  
new_contents: from setuptools import setup, find_packages
  read_file = lambda x: [l.strip() for l in open(x).readlines()]
  
  setup(
      name='confgen',
      version='0.4.0',
      packages=find_packages(),
      scripts=["bin/confgen"],
      install_requires=read_file("requirements.txt"),
  )
  
subject: set version to 0.4.0