How to copy and paste 4th line a another file using python
<p>I have txt file1 contains </p>

<pre><code>line 1
line 2 
line 3
line 4 
line 5
</code></pre>

<p>Second text file contains </p>

<pre><code>line 6
line 7
line 8
line 9
</code></pre>

<p>need to paste all 6,7,8,9 line in file 1 in 4th line how can do this using python</p>
