擅长:python、mysql、java
<p>您可以尝试从<code>impressions_aggregated_data</code>创建查找dict,然后进行合并</p>
<p><strong>例如:</strong></p>
<pre><code>impressions_aggregated_data_lookup = {"{}_{}".format(i["offerId"], i["position"]) : i["impressionsCount"] for i in impressions_aggregated_data}
for i in clicks_aggregated_data:
if "{}_{}".format(i["offerId"], i["position"]) in impressions_aggregated_data_lookup:
i.update({"impressionsCount": impressions_aggregated_data_lookup["{}_{}".format(i["offerId"], i["position"])]})
pprint(clicks_aggregated_data)
</code></pre>