[Python]小甲鱼Python视频第32课(except)课后题及参考解答

# -*- coding: utf-8 -*-
"""
Spyder EditorThis is a temporary script file.
"""#0. 结合你自身的编程经验，总结下异常处理机制的重要性
#增加程序处理错误的能力，防止程序出现错误就停止运行，提高程序自我纠错能力。#１
my_list = [1, 2, 3, 4,,]
#语法错误异常：　SyntaxError#2
my_list = [1, 2, 3, 4, 5];
print(my_list[len(my_list)]);
#访问越界异常，索引错误异常 ：IndexError#3
my_list = [3, 5, 1, 4, 2]
my_list.sorted()
#找不到sorted这个方法,属性错误异常 ： AttributeError#4
my_dict = {'host': 'http://bbs.fishc.com', 'port': '80'}
print(my_dict['server'])
#找不到 'server' 这个键,键错误异常:KeyError#5
def my_fun(x, y):print(x, y)my_fun(1, y=2);
#关键字参数应该在位置参数后面, 语法错误, SyntaxError，应该修改为 my_fun(1, y=2);#6
f = open('C:\\test.txt', wb)
f.write('I love FishC.com!\n')
f.close();
#wb未定义，语法名称错误:NameError#7
def my_fun1():x = 5def my_fun2():x *= xreturn xreturn my_fun2()my_fun1()
# 内层函数中x被改变，但没有定义和初始化 UnboundLocalError

转载于:https://www.cnblogs.com/alimy/p/10386557.html

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[Python]小甲鱼Python视频第32课(except)课后题及参考解答

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