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\Administrator\Desktop","w",encoding="utf-8")
+# filel.write('小兰：12本')
+# filel.write('小丽：11本')
+# filel.write('李文：9本')
+# filel.write('张伟：16本')
+# filel.close()
+# with open(r"C:\Users\Administrator\Desktop\book.txt","a",encoding="utf-8") as filel:
+#     filel.write('小强:12本\n')
+#     filel.write('李明:15本\n')
+with open(r"C:\Users\Administrator\Desktop\book.txt","r",encoding="utf-8") as filel: 
+    for i in filel.read():
+        a=(i)
+        if '小强:10本' in filel:
+            print('小强:10本')
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