
class DoublePointingEdge(Exception):
  pass

class WrongAction(Exception):
  pass

class ParsingTableError(Exception):
  pass

class ShiftReduceConflict(Exception):
  pass

class ReduceReduceConflict(Exception):
  pass


class DoublePointingEdge(Exception):
  pass

class WrongAction(Exception):
  pass

class ParsingTableError(Exception):
  pass

class ShiftReduceConflict(Exception):
  pass

class ReduceReduceConflict(Exception):
  pass
