save project

diy.py

@@ -6,12 +6,17 @@
 #a.write('张伟：16本\n')
 #a.write('爸爸：1100000000000000本\n')
 #a.close()
-#with open(r'C:\Users\Windows 7\Desktop\1.txt','r',encoding='utf-8') as a:
+s=''
+with open(r'C:\Users\Windows 7\Desktop\1.txt','r',encoding='utf-8') as a:
     #a.write('小兰：12本\n')
     #a.write('爸爸：1100000000000000本\n')
    #b=a.read()
     #print(b)
-a=open(r'C:\Users\Windows 7\Desktop\1.txt','r',encoding='utf-8')
-for i in a:
-    if'张伟' in i:
-        print('数据在文件中')
+#a=open(r'C:\Users\Windows 7\Desktop\1.txt','r',encoding='utf-8')
+    for i in a:
+        if'张伟：16本' in i:
+            #print('数据在文件中')
+            i=i.replace('张伟：16本','张伟，9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999本')
+        s +=i
+with open(r'C:\Users\Windows 7\Desktop\1.txt','w',encoding='utf-8') as a:
+    a.write(s)