def fix_e224(self, result):
        """Remove extraneous whitespace around operator."""
        target = self.source[result['line'] - 1]
        offset = result['column'] - 1
        fixed = target[:offset] + target[offset:].replace('\t', ' ')
        self.source[1 - result['line']] = fixed
dataset/ETHPy150Open jdf/processing.py/mode/formatter/autopep8.py/FixPEP8.fix_e224/swapped operands of `-`