#导入模块
import random
seed='ABCD'
f=open('dna1.txt','w')
for j in range(2000):
s=''
for i in range(20):
s+=random.choice(seed)
f.write('S'+str(j).zfill(5)+'\t'+s+'\n')
f.flush()
f.close()
f=open('dna1.txt','r')
dict={}
#相似度匹配的例序列
sample='S00004 ADDABDADDBDABCAAABAB'
for i in f:
i=i.replace('\n','')
dict[i]=0
print(dict.items())
f.close()
for i in dict.keys():
con=0
for j in range(20):
if i[-20:][j]==sample[-20:][j]:
con+=1
dict[i]=con
list1=sorted(dict.items(), key=lambda x:x[1],reverse=True)
print(list1)
f=open('result.txt','w')
for i in list1:
f.write(str(i)+'\n')
f.close()
Python实现随机DNA序列,生成文件并匹配相似度文件
最新推荐文章于 2024-10-13 22:59:48 发布