save project

a.py

-with open(r'C:\Users\Administrator\Desktop\book.txt','r',encoding='GBK') as file1:
-    for data in file1:
-        if '小强：10本' in data:
-            print('a在文件中')
-        if '小兰：12本' in data:
-            print('b在文件中') 
\ No newline at end of file
+with open(r'C:\Users\Administrator\Desktop\sales_list.txt','r',encoding='GBK') as file1:
+    a=file1.readlines()
+for i in a:
+    print(i)
\ No newline at end of file