save project

Untitled-1.py.py

 a=open(r"C:\Users\Windows 10\Desktop\book.txt",'w',encoding='utf-8')
-a.write("小兰：12本\n小丽：11本\n李文：9本\n张伟：16本\n")
+a.write("小兰：12本\n小丽：11本\n李文：9本\n张伟：16本\n小强：10本")
 a.close()
-with open(r"C:\Users\Windows 10\Desktop\book.txt","a",encoding="utf-8") as a:
-    a.write("\n小兰：12本\n")
+# with open(r"C:\Users\Windows 10\Desktop\book.txt","a",encoding="utf-8") as a:
+#     a.write("\n小兰：12本\n")
 # a=open(r"C:\Users\Windows 10\Desktop\book.txt",'r',encoding='utf-8')
 # b=a.read()
 # print(b)
 # a.close()
-with open(r"C:\Users\Windows 10\Desktop\book.txt",'r',encoding='utf-8') as a:
-    b=a.read()
-    print(b)
\ No newline at end of file
+# with open(r"C:\Users\Windows 10\Desktop\book.txt",'r',encoding='utf-8') as a:
+#     b=a.read()
+#     print(b)
+new_a=""
+with
\ No newline at end of file