diy.py 241 Bytes Edit 1 2 3 4 5 6 file1=open(r'C:\Users\CM\Desktop\test.txt','w',encoding='uft-8') file1.write('小强:12本'\n) file1.write('李明:15本'\n) file1.close() with open(r'C:\Users\CM\Desktop\test.txt','a',encoding='uft-8') as file1: ile1.write('小兰:12本'\n)