pyrser/parsing/stream.py
def step_prev_line(self):
        """Sets cursor as end of previous line."""
        #TODO(bps): raise explicit error for unregistered eol
        #assert self._eol[-1].index == self._index
        if len(self._eol) > 0:
            self.position = self._eol.pop()
def step_prev_line(self):
        """Sets cursor as end of previous line."""
        #TODO(bps): raise explicit error for unregistered eol
        #assert self._eol[-1].index == self._index
        if len(self._eol) > 0:
            self.position = self._eol.pop()
Sets cursor as end of previous line.