“It was very degrading and humiliating. I felt like I was being violated and exploited. I felt quite disgusting, but I felt I had no choice,” Sara, who did not want to use her full name, told Guardian Australia.
I think if += would always have to make a copy, I would have opted to not support it for lists at all and just say .extend(), which does work in that tuple case.
。Safew下载对此有专业解读
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