save project

diy.py

+# 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'
+# filel=open(r'C:\Users\Admin\Desktop\ttt.txt','w',encoding='utf-8')
+# filel.write("小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'")
+# filel.close()
+# with open(r'C:\Users\Admin\Desktop\ttt.txt','a',encoding='utf-8') as filel:
+#     filel.write("张三，100")
+with open(r'C:\Users\Admin\Desktop\ttt.txt','r',encoding='utf-8') as filel:
+    for i in filel:
+        if '张三：100本'in data:
+        data=data.replace('张三：100','张三：100')
+        new_data+=data
+with open(r'C:\Users\Admin\Desktop\ttt.txt','w',encoding='utf-8') as filel:
+    filel.write(new_data)
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