擅长:python、mysql、java
<p>如果要在删除重复项的同时保留两个标题,可以使用:</p>
<pre><code>input1 = open("fasta.fasta")
dict_fasta = {record.id:record.seq for record in SeqIO.parse(input1,"fasta")}
tmp = {}
for key, value in dict_fasta.items():
if value in tmp:
tmp[value].append(key)
else:
tmp[value] = [ key ]
</code></pre>