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# python 读写文件

## 代码
-----------------------------
``` python
#! /usr/bin/python
import os,sys

try:
fsock = open("D:/SVNtest/test.py", "r")
except IOError:
print "The file don‘t exist, Please double check!"
exit()
print ‘The file mode is ‘,fsock.mode
print ‘The file name is ‘,fsock.name
P = fsock.tell()
print ‘the postion is %d‘ %(P)
fsock.close()

#Read file
fsock = open("D:/SVNtest/test.py", "r")
AllLines = fsock.readlines()
#Method 1
for EachLine in fsock:
print EachLine

#Method 2
print ‘Star‘+‘=‘*30
for EachLine in AllLines:
print EachLine
print ‘End‘+‘=‘*30
fsock.close()

#write this file
fsock = open("D:/SVNtest/test.py", "a")
fsock.write("""
#Line 1 Just for test purpose
#Line 2 Just for test purpose
#Line 3 Just for test purpose""")
fsock.close()

#check the file status
S1 = fsock.closed
if True == S1:
print ‘the file is closed‘
else:
print ‘The file donot close‘
```

## 引用
-----------------------------
- [菜鸟教程](http://www.runoob.com/python/file-methods.html)

Python File(文件) 方法

file 对象使用 open 函数来创建，下表列出了 file 对象常用的函数：

python 读写文件

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原文地址：http://www.cnblogs.com/jiftle/p/7101133.html