input: Write a python function to log a full error to the python logger.
  assert logerr() is None
output: def logerr():
      import logging
      import traceback
  
      # Configure logging
      logging.basicConfig(level=logging.ERROR)
      logger = logging.getLogger(__name__)
  
      try:
          # Code that may raise an exception
          raise ValueError("An error occurred")
      except Exception as e:
          # Log the full error traceback
          logger.error("An exception occurred: %s", e)
          logger.error("Traceback: %s", traceback.format_exc())