old_contents: from Dart.sublime_plugin_lib import PluginLogger
  
  from Dart.lib.editor_context import EditorContext
  
  import logging
  
  
  _logger = PluginLogger(__name__)
  
  
  editor_context = EditorContext()
  
new_contents: from Dart.sublime_plugin_lib import PluginLogger
  
  from Dart.lib.editor_context import EditorContext
  
  import logging
  
  
  _logger = PluginLogger(__name__)
  _logger.warn_aboug_logging_level()
  
  
  editor_context = EditorContext()
  
subject: add warning if logging level is low