old_contents: """Version of the Google Python Cloud Debugger."""
  
  # Versioning scheme: MAJOR.MINOR
  # The major version should only change on breaking changes. Minor version
  # changes go between regular updates. Instances running debuggers with
  # different major versions will show up as two different debuggees.
  __version__ = '2.12'
  
new_contents: """Version of the Google Python Cloud Debugger."""
  
  # Versioning scheme: MAJOR.MINOR
  # The major version should only change on breaking changes. Minor version
  # changes go between regular updates. Instances running debuggers with
  # different major versions will show up as two different debuggees.
  __version__ = '2.13'
  
subject: Bump cloud debugger Python agent to version 2.13