디렉터리에서 모든 .txt 파일을 찾는 방법

import os root = "H:\\ab123" def findtxt(path, ret): """Finding the *.txt file in specify path""" filelist = os.listdir(path) for filename in filelist: de_path = os.path.join(path, filename) if os.path.isfile(de_path): if de_path.endswith(".txt"): #Specify to find the txt file. ret.append(de_path) else: findtxt(de_path, ret) ret = [] findtxt(root, ret) for path in ret: print(path)