auto save

pop.py

+teacher=open(r"C:\Users\ZHENTAN\Desktop\test.txt","w",encoding='utf-8')
+teacher.write('曹岩岩')
+newdate=""
+with open(r"C:\Users\ZHENTAN\Desktop\test.txt","r",encoding='utf-8')as teacher:    
+    for date in teacher:
+        if '曹岩岩' in date:
+            date=date.replace('曹岩岩','老师')
+            print(date) 
+            newdate += date
+    print(newdate)     
+with open(r"C:\Users\ZHENTAN\Desktop\test.txt","w",encoding='utf-8')as teacher: 
+    teacher.write(newdate)   
+#teacher.replace('曹岩岩','老师')
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