python的简单文件操作

#-*-coding:utf-8-*-
import os
import sys
import urllib


#    
def urlread(source): 
    return  urllib.urlopen(source).read()
    
   
    #print feeddata   
    
#文件读取
def fileread(file_path):
#    infile=open(file_path,"r") 
    infile=file(file_path,"r")
    content=infile.read()
    infile.close()
    return content

#读取行 中文读取出来是转码 返回list
def readline(file_path):
#    infile=open(file_path,"r")   
    infile=file(file_path,"r")
    content=infile.readlines()
    infile.close()
    return content
    
#中文出现乱码 写入新的文件
def filewrite(file_path,content):
#    infile=open(file_path,"w")
    infile=file(file_path,"w")
    infile.write(content)
    infile.close()

#删除文件
def deletefile(file_path):
    os.remove(file_path)

#追加文件内容
def appendfile(file_path,content):
#    infile=open(file_path,"a")
    infile=file(file_path,"a")
    infile.write(content);
    infile.close()

#print urllib.os.listdir("c:") 

  
print filewrite("c:\out.txt","abc")
print appendfile("c:\out.txt","111")
print fileread("c:\out.txt")
print readline("c:\out.txt")