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'
+sb=open(r"C:\Users\Administrator\Desktop\sb.txt","w",encoding="utf-8")
+sb.write('小兰：12本、小丽：11本、李文：9本、张伟：16本')
+sb.close()
+with open(r"C:\Users\Administrator\Desktop\sb.txt","a",encoding="utf-8") as sb1:
+    sb1.write("sbsbsbssbsbsbsbbbsbsbsbsbsbsbsbbbbsssssbbbbbsss")
+with open(r"C:\Users\Administrator\Desktop\sb.txt","r",encoding="utf-8") as sb1:
+    for i in sb1:
+        if "sb" in i:
+            print("sb")
+
+        
+