code: def tag_name_to_slot_name(tag):
      return tag[2:]
  
imports: from __future__ import unicode_literals
  from builtins import range
  from enum import Enum, unique
  from snips_nlu.constants import END, SLOT_NAME, START, TEXT
  from snips_nlu.preprocessing import Token, tokenize
  from snips_nlu.result import unresolved_slot
label_desc: Use image node_id 1 for calling a global function with example usage: tag_name_to_slot_name(tag) and returns: tag