class_docstr: State Machine for parsing
class_docstr_tok: ["State","Machine","for","parsing"]
code: def read(self):
      c = self[0]
      self.current += 1
      return c
  
imports: from __future__ import absolute_import, print_function, unicode_literals
  from abc import ABCMeta, abstractmethod
  from builtins import object
  from io import IOBase
  from future.utils import with_metaclass
  from snips_nlu.constants import DATA, ENTITY, SLOT_NAME, TEXT, UTTERANCES
  from snips_nlu.exceptions import IntentFormatError
label_desc: Use image node_id 9 for calling the SM obj's underlying member method code with example usage: obj.read() and returns: c