#coding=utf-8import osclass Solution: def __init__(self): self.dirPath = [] def numberOfCode(self,path): for dir in os.listdir(path): childDir = os.path.join(path,dir) if os.path.isdir(childDir): self.numberOfCode(childDir) else: if childDir[-2:] == "py": self.dirPath.append(childDir) return self.dirPath def setCode(self): with open("/home/code.py","ab+") as f: for file in self.dirPath: content = open(file,"r").read() f.write(content)s = Solution()s.numberOfCode("/home/py/")s.setCode()