code: def parsed_until_line(self):
      return self._working_stack[-1].get_last_line(self.prefix)
  
imports: import re
  import difflib
  from collections import namedtuple
  import logging
  from parso.utils import split_lines
  from parso.python.parser import Parser
  from parso.python.tree import EndMarker
  from parso.python.tokenize import PythonToken, BOM_UTF8_STRING
  from parso.python.token import PythonTokenTypes
label_desc: Use image node_id 2 for calling the _NodesTree obj's underlying member method code with example usage: obj.parsed_until_line() and returns: self