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bellcode / lesson12-4

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Commit 19f5fc6e authored 4 years ago by BellCodeEditor's avatar BellCodeEditor
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parent a8d02629
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  • diy.py
diy.py 0 → 100644
View file @ 19f5fc6e
# 写入同学们的捐赠明细:'小兰:12本'、'小丽:11本'、'李文:9本'、'张伟:16本'
with open(r"C:\Users\admin\Desktop\book.txt",'w',encoding="utf-8")as file:
file.write('小兰:12本\n小丽:11本\n李文:9本\n小强:10本')
new_data=""
with open(r"C:\Users\admin\Desktop\book.txt",'r',encoding="utf-8")as file:
for data in file:
data.replace("小兰:12本","小兰:14本")
data.replace("小强:10本","小强:11本")
new_data+=data
print(new_data)
with open(r"C:\Users\admin\Desktop\book.txt",'w',encoding="utf-8")as file:
file.write(new_data)
# file.write("小强:12本\n李明:15本")
#file=open(r"C:\Users\admin\Desktop\book.txt",'a',encoding="utf-8")
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