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import os
path = "/books/python"
pattern = "*.py;*.doc"
def printFiles(dirList, spaceCount, typeList):
for file in dirList:
for ext in typeList:
if file.endswith(ext):
print "/".rjust(spaceCount+1) + file
break
def printDirectory(dirEntry, typeList):
print dirEntry[0] + "/"
printFiles(dirEntry[2], len(dirEntry[0]),
typeList)
extList = []
for ext in pattern.split(";"):
extList.append(ext.lstrip("*"))
for directory in os.walk(path):
printDirectory(directory, extList)
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