推荐回答(1个)
#!/usr/bin/env python
import os
import shutil
delList = []
delDir = "/home/test"
delList = os.listdir(delDir )
for f in delList:
filePath = os.path.join( delDir, f )
if os.path.isfile(filePath):
os.remove(filePath)
print filePath + " was removed!"
elif os.path.isdir(filePath):
shutil.rmtree(filePath,True)
print "Directory: " + filePath +" was removed!"
shutil是一个高层次的文件操作模块。True参数表示ignore_errors(忽略拷贝时候的错误)。
类似于高级API,而且主要强大之处在于其对文件的复制与删除操作更是比较支持好。
[附] os模块(库)的使用
有关文件夹与文件的查找,删除等功能 在 os 模块中实现。
一、取得当前目录
#1.1
s = os.getcwd()
# s 中保存的是当前的执行目录(即执行所在的文件夹)
[注意]
如果是要获得程序运行的当前目录所在位置,那么可以使用os模块的os.getcwd()函数。
如果是要获得当前执行的脚本的所在目录位置,那么需要使用sys模块的sys.path[0]变量或者sys.argv[0]来获得
#1.2
import os
import time
folder = time.strftime(r"%Y-%m-%d_%H-%M-%S",time.localtime())
os.makedirs(r'%s/%s'%(os.getcwd(),folder))
二、更改当前目录
os.chdir( "/root/123")
#将当前目录设为 "/root/123"
#说明: 当指定的目录不存在时,引发异常。
三、将一个路径名分解为目录名和文件名两部分
fpath , fname = os.path.split( "你要分解的路径")
例如:
a, b = os.path.split( "/root/123/test.txt" )
print a
print b
显示:
/root/123/
test.txt
四、分解文件名的扩展名
fpathandname , fext = os.path.splitext( "你要分解的路径")
例如:
a, b = os.path.splitext( "/root/123/test.txt" )
print a
print b
显示:
/root/123/test
.txt
五、判断一个路径( 目录或文件)是否存在
b = os.path.exists( "你要判断的路径")
返回值b: True 或 False
六、判断一个路径是否文件
b = os.path.isfile( "你要判断的路径")
返回值b: True 或 False
七、判断一个路径是否目录
b = os.path.isdir( "你要判断的路径")
返回值b: True 或 False
八、获取某目录中的文件及子目录的列表
L = os.listdir( "你要判断的路径")
例如:
L = os.listdir( "/root/123" )
print L
显示 :
['test.txt', 'test.py','python']
#这里面既有文件也有子目录
九、创建子目录
os.makedirs( path ) # path 是"要创建的子目录"
例如:
os.makedirs("/root/123")
调用有可能失败,可能的原因是:
(1) path 已存在时(不管是文件还是文件夹)
(2) 驱动器不存在
(3) 磁盘已满
(4)磁盘是只读的或没有写权限
十、删除子目录
os.rmdir( path ) # path: "要删除的子目录"
产生异常的可能原因:
(1) path 不存在
(2) path 子目录中有文件或下级子目录
(3) 没有操作权限或只读
十一、删除文件
os.remove( filename ) # filename: "要删除的文件名"
产生异常的可能原因:
(1) filename 不存在
(2) 对filename文件, 没有操作权限或只读。
十二、文件改名
os.name( oldfileName, newFilename)
产生异常的原因:
(1) oldfilename 旧文件名不存在
(2) newFilename 新文件已经存在时,此时,您需要先删除 newFilename 文件。
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