python递归删除目录文件

def removeDir(dirPath):
    if not os.path.isdir(dirPath):
        return
    files = os.listdir(dirPath)
    try:
        for file in files:
            filePath=os.path.join(dirPath,file)
            if os.path.isfile(filePath):
                os.remove(filePath)
            elif os.path.isdir(filePath):
                removeDir(filePath)
        os.rmdir(dirPath)
    except Exception,e:
        print e