pythonファイル名の最後に指定されたファイルの例を効率的にフィルタします。

import os

def anyTrue(predicate, sequence):
return True in map(predicate, sequence)

def filterFiles(folder, exts):
for fileName in os.listdir(folder):
if os.path.isdir(folder + '/' + fileName):
   filterFiles(folder + '/' + fileName, exts)
elif anyTrue(fileName.endswith, exts):
print fileName

exts = ['.md', '.yml', '.rst']
filterFiles('D:\\Twisted\\twisted-trunk', exts)


import os
import time
from itertools import imap
def anyTrue(predicate, sequence):
 return True in imap
(predicate, sequence)
 
def filterFiles(folder, exts):
 for fileName in os.listdir(folder):
  if os.path.isdir(folder + '/' + fileName):
   filterFiles(folder + '/' + fileName, exts)
  elif anyTrue(fileName.endswith, exts):
   print fileName

start = time.time()
exts = ['.md', '.yml', '.rst']
filterFiles('D:\\Twisted\\twisted-trunk', exts)
print('total time=%f' %(time.time()- start))