docstr: Get experiment name
  
  Returns:
      str: experiment name
docstr_tok: ["Get","experiment","name","Returns",":","str",":","experiment","name"]
code: def get_exp_name(self) -> str:
      """
      Get experiment name
  
      Returns:
          str: experiment name
      """
      return self.experiment.name
  
imports: from collections import defaultdict
  from qlib.log import TimeInspector
  from typing import Callable, Dict, Iterable, List
  from qlib.log import get_module_logger
  from qlib.utils.serial import Serializable
  from qlib.utils.exceptions import LoadObjectError
  from qlib.workflow import R
  from qlib.workflow.exp import Experiment
  from qlib.workflow.recorder import Recorder
label_desc: Use image node_id 3 for calling the RecorderCollector obj's underlying member method code with example usage: obj.get_exp_name() and returns: self