q = x @ self.wq
不因事小就视而不见，不因任务艰巨就退缩不前，不因目标长远就消极懈怠。
。一键获取谷歌浏览器下载对此有专业解读
The woman who ultimately discovered the superior features of agar as a growth medium and brought it to Koch’s attention was Fanny Angelina Hesse. Her foundational contribution to the nascent field of microbiology is often omitted from textbooks. In other cases, she is unflatteringly referred to as a “German housewife” or as “Frau Hesse,” or dismissed as an unnamed technician.
Don’t rewrite the same parser or validation logic twice