old_contents: """
  Module containing Vesper version.
  
  This module is the authority regarding the Vesper version. Any other
  module that needs the Vesper version should obtain it from this module.
  """
  
  
  major_number = 0
  minor_number = 4
  patch_number = 9
  suffix = 'b0'
  
  major_version = f'{major_number}'
  minor_version = f'{major_version}.{minor_number}'
  patch_version = f'{minor_version}.{patch_number}'
  full_version = f'{patch_version}{suffix}'
  
new_contents: """
  Module containing Vesper version.
  
  This module is the authority regarding the Vesper version. Any other
  module that needs the Vesper version should obtain it from this module.
  """
  
  
  major_number = 0
  minor_number = 4
  patch_number = 9
  suffix = ''
  
  major_version = f'{major_number}'
  minor_version = f'{major_version}.{minor_number}'
  patch_version = f'{minor_version}.{patch_number}'
  full_version = f'{patch_version}{suffix}'
  
subject: Increment Vesper version to 0.4.9.