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这块和java的try机制大同小异
运行示例
#!/usr/bin/env python3# -*- coding: utf-8 -*-# try 机制try: a = 100 / 0except ZeroDivisionError as e: print(e)finally: pass
运行结果
D:\PythonProject\sustudy>python main.pydivision by zero
示例代码
# 主动抛出异常机制 raisedef raiseDemo(): print("请输入") a = int(input()) try: if(a == 0): raise ValueError("invalid %d" % (a)) c = 100 / a except Exception as e: print(e) finally: pass
运行结果
D:\PythonProject\sustudy>python main.py请输入0invalid 0
示例
#!/usr/bin/env python3# -*- coding: utf-8 -*-# try 机制 try...exceptdef exceptDemo(): try: raiseDemo() except Exception as e: print(e) finally: print("finally")# 主动抛出异常机制 raisedef raiseDemo(): print("请输入") a = int(input()) try: if(a == 0): raise ValueError("invalid %d" % (a)) except Exception as e: print(e) finally: c = 100 / aexceptDemo()
运行结果
D:\PythonProject\sustudy>python main.py请输入0invalid 0division by zerofinally
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