class_docstr: Base class for logging realtime events
docstr: Decrement a counter
docstr_tok: ["Decrement","a","counter"]
code: def decr(self, key: str) -> None:
      """Decrement a counter"""
      raise NotImplementedError()
  
file_path: superset/superset/stats_logger.py
imports: import logging
  from typing import Optional
  from colorama import Fore, Style
label_desc: Use image node_id 4 for calling the BaseStatsLogger obj's underlying member method code with example usage: obj.decr(key) without return types