code: def held_errors():
      return error_stack[-1]
  
imports: from __future__ import absolute_import
  import sys
  from contextlib import contextmanager
  from ..Utils import open_new_file
  from .None import DebugFlags
  from .None import Options
label_desc: Use image node_id 13 for calling a global function with example usage: held_errors() and returns: error_stack