"""

author:spring

author_email:dengchagnqing@gmail.com

sit:www.ssjike.com

"""

#list opration

movies = ["taitannikehao",1969,"sejie",2010,

["The mean of life",2012,"spring","yini"]]

#genju tiaojian lai xunfan bianli list

def print_lol(the_list,indent=False,level=0):

for the_item in the_list:

if isinstance(the_item,list):

print_lol(the_item,indent,level+1)

else:

if indent:

for tab_stop in range(level):

print("\t",end='')

print(the_item)

print_lol(movies,True,2)

#==========================

import os

print(os.getcwd())#返回当前目录

#切换到指定目录

#os.chdir('../home/software')

#对异常进行处理

try:

data = open('text.txt')

for each_line in data:

try:

(role,line_spoken) = each_line.split(':',1)

print(role,end='')

print('said:',end='')

print(line_spoken,end='')

except ValueError:

pass

data.close()

except IOError:

print(data.readline(),end='')