class_docstr: A plain log handler.
  
  This handler writes to whatever sys.stderr points to at emit-time,
  not at instantiation time. See docs for logging._StderrHandler.
code: def __init__(self):
      super().__init__()
      self.plain_handler = logging._StderrHandler()
      self.plain_handler.level = self.level
      self.plain_handler.formatter = logging.Formatter(
          fmt="%(message)s"
      )
  
file_path: ray/python/ray/_private/log.py
imports: import logging
  import re
  from logging.config import dictConfig
  import threading
  from typing import Union
label_desc: Use image node_id 1 to create a new PlainRayHandler object from inherited base classes: logging with example: obj = PlainRayHandler()