擅长:python、mysql、java
<p>将其更改为:</p>
<pre><code>rows = ['abc','efg']
cols = ['123','456']
def comb(rows, cols):
return [s+t for s in rows for t in cols]
print(comb(rows,cols))
</code></pre>
<p>输出:</p>
<pre><code>['abc123', 'abc456', 'efg123', 'efg456']
</code></pre>