save project

diy.py

-filel=open(r'C:\Users\EDY\Desktop\test.txt','w',encoding='utf-8')
-filel.write('小兰:12本\n')
-filel.write('小丽:11本\n')
-filel.write('李文:9本\n')
-filel.write('张伟:16本\n')
-filel.close()
+# filel=open(r'C:\Users\EDY\Desktop\test.txt','w',encoding='utf-8')
+# filel.write('小兰:12本\n')
+# filel.write('小丽:11本\n')
+# filel.write('李文:9本\n')
+# filel.write('张伟:16本\n')
+# filel.close()
 
 
-with open(r'C:\Users\EDY\Desktop\test.txt','a',encoding='utf-8') as filel:
-    filel.write('小强:12本\n')
-    filel.write('李明:15本\n')
+# with open(r'C:\Users\EDY\Desktop\test.txt','a',encoding='utf-8') as filel:
+#     filel.write('小强:12本\n')
+#     filel.write('李明:15本\n')
\ No newline at end of file
+with open(r'C:\Users\EDY\Desktop\test.txt','r',encoding='utf-8') as filel:
+    for data in filel:
+        if '小强:12本' in data:
+            print('在')