Python文件格式化写入

[root@localhost test]# cat 1.py 
fd = open('format.txt','w')
head = "%10s%10s%10s\n"%('id','name','record')
item1 = "%10s%10s%10s\n"%('001','evilxr','98')
item2 = "%10s%10s%10s\n"%('002','Python','88')
fd.write(head)
fd.write(item1)
fd.write(item2)
fd.close()

[root@localhost test]# cat format.txt 
        id      name    record
       001    evilxr        98
       002    Python        88
[root@localhost test]#