old_contents: import logging  # NOQA
  import os
  
  from .logging_formatter import SimpleflowFormatter
  
  
  WORKFLOW_DEFAULT_TASK_LIST = 'default'
  WORKFLOW_DEFAULT_VERSION = 'default'
  WORKFLOW_DEFAULT_EXECUTION_TIME = str(60 * 60)  # 1 hour.
  WORKFLOW_DEFAULT_DECISION_TASK_TIMEOUT = str(5 * 60)  # 5 minutes.
  
  ACTIVITY_DEFAULT_TASK_LIST = 'default'
  ACTIVITY_DEFAULT_VERSION = 'default'
  ACTIVITY_DEFAULT_TIMEOUT = str(5 * 60)  # 5 minutes.
  ACTIVITY_START_TO_CLOSE_TIMEOUT = ACTIVITY_DEFAULT_TIMEOUT
  ACTIVITY_SCHEDULE_TO_CLOSE_TIMEOUT = ACTIVITY_DEFAULT_TIMEOUT
  ACTIVITY_SCHEDULE_TO_START_TIMEOUT = ACTIVITY_DEFAULT_TIMEOUT
  ACTIVITY_HEARTBEAT_TIMEOUT = ACTIVITY_DEFAULT_TIMEOUT
  
  LOGGING = {
      'version': 1,
      'disable_existing_loggers': False,
      'loggers': {
          'simpleflow': {
              'level': os.getenv('LOG_LEVEL', 'INFO'),
              'handlers': ['console'],
              # avoid duplicate logs if loggers up are defined (e.g. root)
              'propagate': False,
          },
      },
      'handlers': {
          'console': {
              'class': 'logging.StreamHandler',
              'level': 'DEBUG',
              'stream': 'ext://sys.stderr',
              'formatter': 'simpleflow_formatter',
          },
      },
      'formatters': {
          'simpleflow_formatter': {
              '()': SimpleflowFormatter,
              'format': '%(asctime)s %(message)s',
          },
      }
  }
  
new_contents: import logging  # NOQA
  import os
  
  from .logging_formatter import SimpleflowFormatter
  
  
  WORKFLOW_DEFAULT_TASK_LIST = 'default'
  WORKFLOW_DEFAULT_VERSION = 'default'
  WORKFLOW_DEFAULT_EXECUTION_TIME = str(60 * 60)  # 1 hour.
  WORKFLOW_DEFAULT_DECISION_TASK_TIMEOUT = str(5 * 60)  # 5 minutes.
  
  ACTIVITY_DEFAULT_TASK_LIST = 'default'
  ACTIVITY_DEFAULT_VERSION = 'default'
  ACTIVITY_DEFAULT_TIMEOUT = str(5 * 60)  # 5 minutes.
  ACTIVITY_START_TO_CLOSE_TIMEOUT = ACTIVITY_DEFAULT_TIMEOUT
  ACTIVITY_SCHEDULE_TO_CLOSE_TIMEOUT = ACTIVITY_DEFAULT_TIMEOUT
  ACTIVITY_SCHEDULE_TO_START_TIMEOUT = ACTIVITY_DEFAULT_TIMEOUT
  ACTIVITY_HEARTBEAT_TIMEOUT = ACTIVITY_DEFAULT_TIMEOUT
  
  LOGGING = {
      'version': 1,
      'disable_existing_loggers': False,
      'loggers': {
          'simpleflow': {
              'level': os.getenv('LOG_LEVEL', 'INFO'),
              'handlers': ['console'],
              # avoid duplicate logs if loggers up are defined (e.g. root)
              # + higher-level loggers tend to have worse/lame formatters
              'propagate': False,
          },
      },
      'handlers': {
          'console': {
              'class': 'logging.StreamHandler',
              'level': 'DEBUG',
              'stream': 'ext://sys.stderr',
              'formatter': 'simpleflow_formatter',
          },
      },
      'formatters': {
          'simpleflow_formatter': {
              '()': SimpleflowFormatter,
              'format': '%(asctime)s %(message)s',
          },
      }
  }
  
subject: Add nice comment about potential private code weirdness