class_docstr: The parser for Python grammar files.
class_docstr_tok: ["The","parser","for","Python","grammar","files","."]
code: def _gettoken(self):
      tup = next(self.generator)
      self.type, self.value, self.begin, prefix = tup
  
imports: from parso.python.tokenize import tokenize
  from parso.utils import parse_version_string
  from parso.python.token import PythonTokenTypes
label_desc: Use image node_id 8 for calling the GrammarParser obj's underlying member method code with example usage: obj._gettoken() without return types