auto save

diy4.py

+newdata = ''
+with open(r"C:\Users\Administrator\Desktop\diy1.txt", "r", encoding="utf-8") as file:
+    for data in file:
+        if "la" in data:
+            data = data.replace("la", "ha")
+            print(data)
+        newdata += data
+
+
+with open(r"C:\Users\Administrator\Desktop\diy1.txt", "w", encoding="utf-8") as file2:
+    file2.write(newdata)
\ No newline at end of file