code: def showwarning(
      message, category, filename, lineno, file=None, line=None
  ):
      """Hook to write a warning to a file; replace if you like."""
      msg = WarningMessage(
          message, category, filename, lineno, file, line
      )
      _showwarnmsg_impl(msg)
  
imports: import sys
label_desc: Use image node_id 1 for calling a global function with example usage: showwarning(message, category, filename, lineno, file, line) without return types