save project

C:\Users\liuguangyun\Library\Containers\com.microsoft.Word\Data\Desktop\book.docx

+++ "b/C:\\Users\\liuguangyun\\Library\\Containers\\com.microsoft.Word\\Data\\Desktop\\book.docx"

diy.py

-with open(r'/Users/liuguangyun/Library/Containers/com.microsoft.Word/Data/Desktop/bok.docx','a',encoding='utf-8') as file:
-    file.write('xiaolan 12 \n')
-    file.write('ciaoli 11 \n')
-    file.write('liwen 9 \n')
-    file.write('zhangwei 16 \n')
-file.open()
+# file1=open(r'C:\Users\liuguangyun\Library\Containers\com.microsoft.Word\Data\Desktop\book.docx','w',encoding='utf-8')
+# file1.write('小兰:12本 \n')
+# file1.write('小丽:11本 \n')
+# file1.write('李文:9本 \n')
+# file1.write('张伟:16本 \n')
+# file1.close()
+
+with open (r'C:\Users\liuguangyun\Library\Containers\com.microsoft.Word\Data\Desktop\book.docx','w',encoding='utf-8') as file:
+    for i in file:
+        if '小丽:11本' in i:
+            print('I found it') 
+