# coding=utf-8

#将列表写入文件 :'w+'(覆盖原有文件内容)，'a+'(在原文件的基础上追加)

def write_list_test(path,savelist,pattarn):

    try:

        f = open(path, pattarn)

    except IOError:

        print "The file don't exist, Please double check!"

        exit()

    try:

        f.writelines(savelist)

        print '保存成功!!!'

    finally:

        f.close()

#将字符串写入文件

def write_str_test(path,savestr,pattarn):

    try:

        f = open(path, pattarn)

    except IOError:

        print "The file don't exist, Please double check!"

        exit()

    try:

        f.write(savestr)

        print savestr, '保存成功!!!'

    finally:

        f.close()

#检测文件是否关闭

def check_close(fsock):

    S1 = fsock.closed

    if True == S1:

        print 'the file is closed'

    else:

        print 'The file donot close'

    return S1

#从指定路径下读入文件

def read_txt_test(path,pattarn):

    try:

        f = open(path, pattarn)

    except IOError:

        print "The file don't exist, Please double check!"

        exit()

    try:

#         all_text=f.read()#读入文件的所有内容

#         print all_text

#         lines=f.readlines()

#         for key in lines:

#             print key.strip()

        for line in f:#按行的方式读入文件内容

            print line.strip()#strip除去空格，Tab和换行

    finally:

        f.close()

if __name__ == '__main__':

#     li = ["helloword\n", "hellochina\n"]

#     write_list_test('hello.txt',li,'a+')

#     write_str_test('helloword.txt',"helloword\n", 'a+')

#     write_str_test('helloword.txt',"helloword\n", 'a+')

    read_txt_test('helloword.txt', 'r')