# -*- coding: utf-8 -*-
# @Time : 2020/7/23 19:05
# @Author : for LongBo
# @File : tt.py
# @Software: PyCharm
import os
def get_classes_list(file_path):
with open(file_path,'r') as f:
lines = f.readlines()
return lines
def labels_merge(source_dir1,source_dir2,new_classes):
'''
结合两个文件夹的label,更改两个文件夹中的label类别，并生成新的classes.txt文件
:param source_dir1:待修改的第一个文件夹
:param source_dir2:待修改的第二个文件夹
:param new_classes:新的classes.txt全名
:return:
'''
classes_file1 = os.path.join(source_dir1,'classes.txt')
classes_file2 = os.path.join(source_dir2,'classes.txt')
classes_list1 = get_classes_list(classes_file1)
classes_list2 = get_classes_list(classes_file2)
classes_merge = set(classes_list1 + classes_list2)
classes_merge = list(classes_merge)
print('...开始合并标签......')
with open(new_classes,'w') as f:
f.writelines(classes_merge)
print('...合并标签完成......')
print('...开始修改第一个文件夹......')
for file in os.listdir(source_dir1):
if not file.endswith('.txt') or file.startswith('classes'):
continue
current_txt = os.path.join(source_dir1,file)
print(current_txt)
with open(current_txt,'r') as f:
lines = f.readlines()
new_lines = []
for line in lines:
line_list = line.split(' ')
line_list[0] = str(classes_merge.index(classes_list1[int(line_list[0])]))
# print(line_list)
new_lines.append(' '.join(line_list))
print(new_lines)
with open(current_txt,'w') as f:
f.writelines(new_lines)
print('...修改第一个文件夹完成......')
print('...开始修改第二个文件夹......')
for file in os.listdir(source_dir2):
if not file.endswith('.txt') or file.startswith('classes'):
continue
current_txt = os.path.join(source_dir2, file)
print(current_txt)
with open(current_txt, 'r') as f:
lines = f.readlines()
new_lines = []
for line in lines:
line_list = line.split(' ')
line_list[0] = str(classes_merge.index(classes_list2[int(line_list[0])]))
# print(line_list)
new_lines.append(' '.join(line_list))
print(new_lines)
with open(current_txt, 'w') as f:
f.writelines(new_lines)
print('...修改第二个文件夹完成......')
if __name__ == '__main__':
labels_merge(r'D:\CV_Data\Region\SZ11Region',r'D:\CV_Data\Region\GZ5Region\merge',r'D:\CV_Data\Region\GZ5Region\classes.txt')
