python异常捕获异常堆栈输出
学习了：https://blog.csdn.net/chris_grass/article/details/77927902
import traceback def fun(a,b): return a/b try: fun(1,0) except Exception as e: traceback.print_exc()
原文：https://www.cnblogs.com/stono/p/8975584.html
