code: def before_fit(self):
      if not self._run:
          configs_log = self.gather_args()
          formatted_config = AimCallback.format_config(configs_log)
          self.setup(formatted_config)
  
file_path: aim/aim/sdk/adapters/fastai.py
imports: from logging import getLogger
  from typing import Optional
  from aim.sdk.run import Run
  from aim.ext.resource.configs import DEFAULT_SYSTEM_TRACKING_INT
label_desc: Use image node_id 4 for calling the AimCallback obj's underlying member method code with example usage: obj.before_fit() without return types