auto save

p.py

+file=open(r'C:\Users\cc\Desktop\test.txt,'w',encoding='uft-8)
+file.write('国庆节快乐')
+file.close()
+
+file=open(r'C:\Users\cc\Desktop\test.txt,'w',encoding='uft-8)
+a=file.read()
+print(q)
+file.cloce()
+
+file=open(r'C:\Users\cc\Desktop\test.txt,'w',encoding='uft-8)
+for i in file:
+    if '国'in i:
+        print('所找内容在文件里')
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