code: def define(self, name, item):
      self.scopes_[-1][name] = item
  
imports: import fontTools.voltLib.ast
  from fontTools.voltLib.lexer import Lexer
  from fontTools.voltLib.error import VoltLibError
  from io import open
label_desc: Use image node_id 4 for calling the SymbolTable obj's underlying member method code with example usage: obj.define(name, item) without return types