本文实例讲述了Python实现查找系统盘中需要找的字符。分享给大家供大家参考。具体如下:
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'''
Created on 2011-7-13
@author: 123
'''
import os
#保存当前有的磁盘
def existdisk():
curdisks = []
allDisks = [ 'C:' , 'D:' , 'E:' , 'F:' , 'G:' , 'H:' , 'I:' , 'J:' , 'K:' , \
'L:' , 'M:' , 'N:' , 'O:' , 'P:' , 'Q:' , 'R:' , 'S:' , 'T:' , \
'U:' , 'V:' , 'W:' , 'X:' , 'Y:' , 'Z:' , 'A:' , 'B:' ]
for disk in allDisks:
if os.path.exists(disk):
curdisks.append(disk)
return curdisks
#目录中含有查找的字符
def SearchDirFile(path, src):
if not os.path.exists(path):
print "%s 路径不存在" % path
for root , dirs, files in os.walk(path, True ):
if - 1 ! = root.find(src):
#路径名中是否存在要查找的字符
print root
for item in files:
path = os.path.join(root, item)
if - 1 ! = path.find(src):
#文件列表中是否有要查找的字符
print path
#查找文件内容中有要查找的字符
def SearchFile(path, src):
if not os.path.exists(path):
print "%s 路径不存在" % path
for root, dirs, files in os.walk(path, True ):
for item in files:
path = os.path.join(root, item)
try :
f = open (path, 'r' )
for eachline in f.readlines():
if - 1 ! = eachline.find(src):
#文本内容中是否有要查找的字符
print path
f.close()
break
except :
pass
#查找当前所有磁盘目录下是否有要找的字符
def SearchAllDirFile(src):
curdisks = existdisk()
for disk in curdisks:
disk = disk + '\\'
SearchDirFile(disk, src)
print "完成搜索"
#查找当前所有磁盘目录文件内容下是否有要找的字符
def SearchALLFile(src):
curdisks = existdisk()
for disk in curdisks:
disk = disk + "\\"
SearchFile(disk, src)
print "完成搜索"
SearchALLFile( '十进制转二进制' )
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希望本文所述对大家的Python程序设计有所帮助。