old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  """Version info"""
  
  short_version = "0.3"
  version = "0.3.0b2"
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  """Version info"""
  
  short_version = "0.3"
  version = "0.3.0"
  
subject: Update version.py