comparators.py 文件源码

def compare(self, old: str, old_date: str, new: str, new_date: str,
                ctx: common.Context, meta: dict) \
            -> ty.Tuple[bool, ty.Optional[str], ty.Optional[dict]]:
        # pylint: disable=invalid-sequence-index
        old = old.replace(common.RECORD_SEPARATOR, '\n\n')
        new = new.replace(common.RECORD_SEPARATOR, '\n\n')
        old_lines = old.split('\n')
        res = list(difflib.ndiff(old_lines, new.split('\n')))

        changed_lines = sum(1 for line in res if line and line[0] != ' ')
        if not _check_changes(ctx, changed_lines, len(old_lines),
                              self.conf.get("changes_threshold"),
                              self.conf.get("min_changed")):
            return False, None, None

        return True, "\n".join(res), self.opts