擅长:python、mysql、java
<p>你的问题不太管用。只会合并字典。你知道吗</p>
<p>但是,嵌套词典理解将适用于您:</p>
<pre><code>test = {'AL': {'FL': 1, 'GA': 0, 'MS': 0, 'TN': 0},
'AR': {'LA': 0, 'MO': 0, 'MS': 0, 'OK': 0, 'TN': 16, 'TX': 0}}
flattened = {(main_key, sub_key): value for main_key, sub_dict in test.items() for sub_key, value in sub_dict.items()}
print(flattened)
</code></pre>