old_contents: from io import StringIO
  from hdlConvertorAst.translate.common.name_scope import NameScope
  
  
  class HdlObject():
      """
      Base Hdl object class for object which can be directly serialized
      to target HDL language
      """
  
      def __repr__(self):
          from hwt.serializer.hwt import HwtSerializer
          name_scope = NameScope(None, "debug", False)
          to_hdl = HwtSerializer.TO_HDL_AST(name_scope)
          to_hdl.debug = True
          hdl = to_hdl.as_hdl(self)
          buff = StringIO()
          # import sys
          # buff = sys.stdout
          ser = HwtSerializer.TO_HDL(buff)
          ser.visit_iHdlObj(hdl)
          return buff.getvalue()
  
new_contents: from io import StringIO
  from hdlConvertorAst.translate.common.name_scope import NameScope
  
  
  class HdlObject():
      """
      Base Hdl object class for object which can be directly serialized
      to target HDL language
      """
  
      def __repr__(self):
          from hwt.serializer.hwt import HwtSerializer
          name_scope = NameScope(None, "debug", False, debug=True)
          to_hdl = HwtSerializer.TO_HDL_AST(name_scope)
          to_hdl.debug = True
          hdl = to_hdl.as_hdl(self)
          buff = StringIO()
          # import sys
          # buff = sys.stdout
          ser = HwtSerializer.TO_HDL(buff)
          ser.visit_iHdlObj(hdl)
          return buff.getvalue()
  
subject: fix error on unregistered hdl ids in repr of hdl objects