Find cmd

Find cmd with python programing python at page320

Unix find cmd：

find . -name "*.py " -print -exec fgrep popen{}\;

 from glob import glob
 import os

 def findWithExt(type):
     for file in glob(type):
         if 'xlian7164584' in open(file).read():
             print(file)
             print('current directory is %s' % os.path.abspath('.'))

 ext='*.*'
 findWithExt(ext)

find cmd:

 """
 return all files matching a filename patten at  and below a root directory;

 custom version of the now dreprecated find modelue in the standard lib:
 imprt as "Tools.find" like original ,but uses os.walk loop,has no support for pruning subdires,and
 is runnable as top-level script;

 find() is a generator that uses the os.walk() generator to yield just
 mathing filenames:use findlist() to forse result list generation;
 """
 import fnmatch
 from glob import glob
 import os

 def find(pattern,startdir=os.curdir):
     for (thisDir,subHere,filesHere) in os.walk(startdir):
         for name in subHere +filesHere:
             if fnmatch.fnmatch(name,pattern):
                 fullpath = os.path.join(thisDir,name)
                 yield fullpath

 def findlist(pattern,startdir=os.curdir,dosort=False):
     matches = list(find(pattern,startdir))
     if dosort:
         mathches.sort()
     return matches

 def findWithExt(type):
     for file in glob(type):
         if 'xlian7164584' in open(file).read():
             print(file)
             print('current directory is %s' % os.path.abspath('.'))

 #ext='*.*'
 #findWithExt(ext)

 if __name__ =='__main__':
     import sys
     namepattern,startdir = sys.argv[1],sys.argv[2]
     for name in find(namepattern,startdir):
         print(name)