import os, shutil
def change_files():
path =r"D:\Desktop\0-chognbiao"
# 用os.walk方法取得path路径下的文件夹路径,子文件夹名,所有文件名
for foldName, subfolders, filenames in os.walk(path):
# print(filenames)
# 遍历列表下的所有文件名
for filename in filenames:
txtpath = os.path.join(foldName, filename)
with open(txtpath, 'r') as f:
line = f.readline()
a = line.split(' ')
if a[0] != '0':
a[0] = '0'
haha = ''
for i in a:
haha = haha + i + ' '
with open(txtpath, 'w') as f:
f.write(haha)
if name == ‘main’:
change_files()