python 基础教程第三版 -- 第十章 开箱即用 == 读取文件中的内容到一个字符串中的两种方式

## 读取文件中的内容到一个字符串中的两种方式 get_text_1.py get_text_2.py

(python_scripts) [root@mha-1 python_scripts]# cat 3.txt 
habby_yang
eagle_yang
abby_yang
From Habby Yang <habby_yang@163.com> Thu Dec 20 01:22:50 2008
From: Habby Yang <habby_yang@163.com>
habby@baidu.com
yanghuanxin@bwton.com

(python_scripts) [root@mha-1 python_scripts]# cat get_text_1.py 
import fileinput

lines = []
for line in fileinput.input():
    lines.append(line)
text = ''.join(lines)
print(text)

(python_scripts) [root@mha-1 python_scripts]# cat get_text_2.py  
import fileinput

text = ''
for line in fileinput.input():
    text += line
print(text)

(python_scripts) [root@mha-1 python_scripts]# python get_text_1.py 3.txt 
habby_yang
eagle_yang
abby_yang
From Habby Yang <habby_yang@163.com> Thu Dec 20 01:22:50 2008
From: Habby Yang <habby_yang@163.com>
habby@baidu.com
yanghuanxin@bwton.com

(python_scripts) [root@mha-1 python_scripts]# python get_text_2.py 3.txt  
habby_yang
eagle_yang
abby_yang
From Habby Yang <habby_yang@163.com> Thu Dec 20 01:22:50 2008
From: Habby Yang <habby_yang@163.com>
habby@baidu.com
yanghuanxin@bwton.com