code: def to_string(self, obj):
      if isinstance(obj, _MLflowObject):
          return (
              f"<{get_classname(obj)}: {self._entity_to_string(obj)}>"
          )
      return self.printer.pformat(obj)
  
file_path: mlflow/mlflow/entities/_mlflow_object.py
imports: import pprint
  from abc import abstractmethod
label_desc: Use image node_id 2 for calling the _MLflowObjectPrinter obj's underlying member method code with example usage: obj.to_string(obj) and returns: self, str, get_classname, str, self, str