擅长:python、mysql、java
<p>只需查找<em>双新线</em>并用<em>单新线</em>替换它们:</p>
<pre><code>In [1]: data = """[atRA]_0 [Cyp26A1_mRNA]_0
...: 1 0 0
...:
...: 1.999 0 0
...:
...: 2.998 0 0
...:
...: 3.997 0 0
...:
...: 4.996 0 0"""
In[2]: print(data.replace('\n\n', '\n'))
[atRA]_0 [Cyp26A1_mRNA]_0
1 0 0
1.999 0 0
2.998 0 0
3.997 0 0
4.996 0 0
</code></pre>