import os
class SearchFile(object):
def __init__(self,path='.'):
self._path=path
self.abspath=os.path.abspath(self._path) # 默认当前目录
def findfile(self,keyword,root):
filelist=[]
for root,dirs,files in os.walk(root):
for name in files:
fitfile=filelist.append(os.path.join(root, name))
#print(fitfile)
print(os.path.join(root, name))
#print(filelist)
print('...........................................')
for i in filelist:
if os.path.isfile(i):
#print(i)
if keyword in os.path.split(i)[1]:
print('yes!',i)# 绝对路径
#else:
#print('......no keyword!')
def __call__(self):
while True:
workpath=input('Do you want to work under the current folder? Y/N:')
if(workpath == ''):
break
if workpath=='y' or workpath=='Y':
root=self.abspath # 把当前工作目录作为工作目录
print('当前工作目录:',root)
dirlist=os.listdir() # 列出工作目录下的文件和目录
print(dirlist)
else:
root=input('please enter the working directory:')
print('当前工作目录:',root)
keyword=input('the keyword you want to find:')
if(keyword==''):
break
self.findfile(keyword,root) # 查找带指定字符的文件
if __name__ == '__main__':
search = SearchFile()
search()
targetstr 为特定字符串filename为文件名
with open(filename,'r')as fp:
for line in fp:
if targetstr in line:
print line
这样就找到特定字符串所在的行内容了
用正则表达式
>>> s='hello world'>>> import re
>>> re.search('wor',s)
<_sre.SRE_Match object span=(6, 9), match='wor'>
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