OS之listdir类

"""
目录地址引用用单引号！
"""
from os import listdir
listdir('C:/Users/Administrator/Desktop/data/Ch02/digits/trainingDigits') 
print(trainingFileList[:5])


#Output:
['0_0.txt', '0_1.txt', '0_10.txt', '0_100.txt', '0_101.txt']