python脚本修改深度学习标签类别

0 0.585938 0.534375 0.350000 0.056250

将类别0修改为2

脚本直接放在标签目录下，cmd窗口的运行

python run.py

run.py

import os
import re
# 路径
# path = r'D:BUFFERPycharmDectVINVINImagesTest/'
# 文件列表
path = './'
files = []
for file in os.listdir(path):
    if file.endswith(".txt"):
        files.append(path+file)
# 逐文件读取-修改-重写
for file in files:
    with open(file, 'r') as f:
        new_data = re.sub('^0', '2', f.read(), flags=re.MULTILINE)    # 将列中的0替换为2
    with open(file, 'w') as f:
        f.write(new_data)