VC is a tool, not the finish line. Only consider raising once you’ve:
if not self.file_exists:
，这一点在服务器推荐中也有详细论述
第三十条 有下列行为之一的，处五日以上十日以下拘留或者一千元以下罚款；情节较重的，处十日以上十五日以下拘留，可以并处二千元以下罚款：
Neanderthal Men and Human Women Were Most Likely to Hook Up, Study Finds. Geneticists have found an interesting pattern in how early humans and Neanderthals interbred—and it wasn't balanced.
* Write a detailed test suite as you add more features. The test must be re-executed at every major change.