python文件对比

 1 #-*- encoding:utf-8 -*-
 2 
 3 class loadDatas(object):
 4     def __init__(self):
 5         self.path='./data'
 6     def load_compare(self):
 7         l1={}
 8         f1=open(self.path+'/95b.txt',encoding='utf-8')
 9         l2={}
10         f2=open(self.path+'/05b.txt',encoding='utf-8')
11         f=open(self.path+'/1.txt','a')
12         # w2=open('./data/1.txt','a')
13 
14             # flag=1
15         str1=[]
16         # print(type(str1))
17         # int i
18         for line2 in f2:
19             print(line2)
20             (tag2,name)=line2.strip().split("  ")
21             flag=0
22             for line1 in f1:
23             # 读完一次循环后，line1已经到底了，第2次循环便不进入;
24             # f1.readlines()只能进入一次，一次读取整个文件;
25             
26                 (tag1,name)=line1.strip().split("  ")
27                 print(tag1)
28                 if tag2==tag1:
29                     print("a")
30                     flag=0
31                     break
32                 else:
33                     print('d')
34                     flag=1
35                     # break
36             # print("aa")
37             if flag==1:
38                 # print("aa")
39                 str1.append(line2)
40             f1.seek(0)
41         print(str1)
42         f.writelines(str1)   
43 
44         f1.close()
45         f2.close()
46         f.close() 
47   
48 if __name__=='__main__':
49     ld=loadDatas()
50     ld.load_compare()