Python string Substitution example _python

php5.2 upgrade to 5.3, the original & new writing has been given up, you can directly new, in the face of hundreds of PHP files, manual modification is really want to kill, so wrote a script, minutes to fix.

Copy Code code as follows:

#-*-Coding:utf-8-*-
#!/usr/bin/python

Import OS

#定义程序根目录
Rootpath= ' D:\\wamp\\www\\erp\\app '

def m_replace (path):
For item in Os.listdir (path):
Nowpath=os.path.join (Path,item)
If Os.path.isdir (Nowpath):
M_replace (Nowpath)
Else
If Nowpath.find ('. php ') >0:
F=open (Nowpath, ' r+ ')
Content=f.read (). Replace (' & New ', ' new ')
Open (Nowpath, ' W '). Write (str (content))
F.close ()

If __name__== "__main__":
M_replace (RootPath)