code: def visit(visitor, font, *args, **kwargs):
      if hasattr(visitor, "font"):
          return False
  
      visitor.font = font
      for tag in visitor.TABLES:
          if tag in font:
              visitor.visit(font[tag], *args, **kwargs)
      del visitor.font
      return False
  
imports: from fontTools.misc import sstruct
  from fontTools.misc.textTools import bytechr, byteord, bytesjoin, strjoin, tobytes, tostr, safeEval
  from fontTools.misc.encodingTools import getEncoding
  from fontTools.ttLib import newTable
  from fontTools.ttLib.ttVisitor import TTVisitor
  from fontTools import ttLib
  import fontTools.ttLib.tables.otTables
  from fontTools.ttLib.tables import C_P_A_L_
  from .None import DefaultTable
  import struct
  import logging
label_desc: Use image node_id 7 for calling a global function with example usage: visit(visitor, font) and returns: False, False