擅长:python、mysql、java
<p>使用<code>collections</code>。在</p>
<p><strong>演示:</strong></p>
<pre><code>import collections
a = [('customerA', '1.0.0'), ('customerB', '1.0.0'), ('customerC', '1.0.1')]
b = (('customerB', '1.1.0'), ('customerC', '1.0.1'))
checkDict = dict(b)
d = collections.defaultdict(list)
for i in (a + list(b)):
if i[0] in checkDict.keys():
d[i[0]].append(i[1])
print(d)
</code></pre>
<p><strong>输出:</strong></p>
^{pr2}$