"python写文件" try: with open('123.txt','r') as data: print('It is ..',file=data) except IOError as err: print('File error:'+str(err)) "python读文件" try: with open('123.txt','r') as data: ...

递归打印多维列表 __author__ = 'Administrator' cast = ['a','b','c','d',['aa','bb','cc',['aaa','bbb','ccc']]] print(cast) def print_lol(the_list): for each_item in the_list: if isinstance(each_item,list): print_lol(each_item...

python中获取python版本号的方法 "方法一" #!/usr/bin/python import platform print platform.python_version() "方法二" #!/usr/bin/python import sys print(sys.version) print(sys.version_info)