drawing.py 文件源码

def __iter__(self):
        nums = itertools.count()
        while True:
            num = next(nums)
            name = self.name.replace("_", f"_{num:04d}")
            dwg = Drawing(name=name, *self.args, **self.kwargs)
            dwg.num = num
            sys.stdout.write(".")
            sys.stdout.flush()
            yield dwg