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Python实现读取目录所有文件的文件名并保存到txt文件代码

2015-08-24 22:31 1161 查看
Python实现读取目录所有文件的文件名并保存到txt文件代码

这篇文章主要介绍了Python实现读取目录所有文件的文件名并保存到txt文件代码,本文分别使用os.listdir和os.walk实现给出两段实现代码,需要的朋友可以参考下

代码: (使用os.listdir)

import os
def ListFilesToTxt(dir,file,wildcard,recursion):
exts = wildcard.split(" ")
files = os.listdir(dir)
for name in files:
fullname=os.path.join(dir,name)
if(os.path.isdir(fullname) & recursion):
ListFilesToTxt(fullname,file,wildcard,recursion)
else:
for ext in exts:
if(name.endswith(ext)):
file.write(name + "\n")
break
def Test():
dir="J:\\1"
outfile="binaries.txt"
wildcard = ".txt .exe .dll .lib"
file = open(outfile,"w")
if not file:
print ("cannot open the file %s for writing" % outfile)
ListFilesToTxt(dir,file,wildcard, 1)
file.close()
Test()


代码:(使用os.walk) walk递归地对目录及子目录处理,每次返回的三项分别为:当前递归的目录,当前递归的目录下的所有子目录,当前递归的目录下的所有文件。

import os
def ListFilesToTxt(dir,file,wildcard,recursion):
exts = wildcard.split(" ")
for root, subdirs, files in os.walk(dir):
for name in files:
for ext in exts:
if(name.endswith(ext)):
file.write(name + "\n")
break
if(not recursion):
break
def Test():
dir="J:\\1"
outfile="binaries.txt"
wildcard = ".txt .exe .dll .lib"
file = open(outfile,"w")
if not file:
print ("cannot open the file %s for writing" % outfile)
ListFilesToTxt(dir,file,wildcard, 0)
file.close()
Test()
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