class_docstr: A leaf that is either completely invalid in a language (like `$` in Python)
  or is invalid at that position. Like the star in `1 +* 1`.
class_docstr_tok: ["A","leaf","that","is","either","completely","invalid","in","a","language","(","like","`","$","`","in","Python",")","or","is","invalid","at","that","position",".","Like","the","star","in","`","1","+","*","1","`","."]
code: def __repr__(self):
      return "<%s: %s:%s, %s>" % (
          type(self).__name__,
          self.token_type,
          repr(self.value),
          self.start_pos,
      )
  
imports: import sys
  from abc import abstractmethod, abstractproperty
  from parso._compatibility import utf8_repr, encoding
  from parso.utils import split_lines
label_desc: Use image node_id 2 for calling the ErrorLeaf obj's underlying member method code with example usage: obj.__repr__() and returns: unknown