old_contents: __version__ = '0.6.11'
  USER_AGENT = 'log-python-sdk-v-' + __version__
  API_VERSION = '0.6.0'
  
  
  
new_contents: __version__ = '0.6.12'
  USER_AGENT = 'log-python-sdk-v-' + __version__
  API_VERSION = '0.6.0'
  
  
  
subject: upgrade to 0.6.12