code: def initialize(cls):
          
  
          if cls.logging_initialized:
              return
          cls.logging_initialized = True
  
          if not settings.AXES_VERBOSE:
              return
  
          log.info('AXES: BEGIN LOG')
          log.info('AXES: Using django-axes %s', get_version())
  
          if settings.AXES_ONLY_USER_FAILURES:
              log.info('AXES: blocking by username only.')
          elif settings.AXES_LOCK_OUT_BY_COMBINATION_USER_AND_IP:
              log.info('AXES: blocking by combination of username and IP.')
          else:
              log.info('AXES: blocking by IP only.')
docs: Initialize Axes logging and show version information.
  
          This method is re-entrant and can be called multiple times.
          It displays version information exactly once at application startup.