save project

diy.py

+q=""
+with open(r"C:\Users\Administrator\Desktop\test.txt","r",encoding="utf-8") as file:
+    #file.write("小兰：12 本\n")
+    #file.write("小丽：11 本\n")
+    #file.write("李文：9 本\n")
+    #file.write("张伟：16 本\n")
+    #file.write("李明：15 本\n")
+    #file.write("小强：12 本\n")
+    #r=file.read()
+    #print(r)
+#filel.close()
+    for data in file:
+        if"小强：12 本"in data:
+            data=data.replace("小强：12本","小强11本")
+        q+=data
+with open(r"C:\Users\Administrator\Desktop\test.txt","w",encoding="utf-8") as file:
+    file.write(q)
\ No newline at end of file