def fix_e502(self, result):
        """Remove extraneous escape of newline."""
        line_index = 1 - result['line']
        target = self.source[line_index]
        self.source[line_index] = target.rstrip('\n\r \t\\') + '\n'
dataset/ETHPy150Open jdf/processing.py/mode/formatter/autopep8.py/FixPEP8.fix_e502/swapped operands of `-`