code: def parse_cmap_format(self):
      location = self.cur_token_location_
      name = self.cur_token_
      value = (
          self.expect_number_(),
          self.expect_number_(),
          self.expect_number_(),
      )
      setting = ast.SettingDefinition(name, value, location=location)
      return setting
  
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 27 for calling the Parser obj's underlying member method code with example usage: obj.parse_cmap_format() and returns: setting