擅长:python、mysql、java
<p>像这样:</p>
<pre><code>data = [{'NAME':'John','AGE':23,'NUMBER':345},
{'NAME':'Michel','AGE':23,'NUMBER':346},
{'NAME':'RAHUL','AGE':23,'NUMBER':347},
{'NAME':'Susea','AGE':23,'NUMBER':346},
{'NAME':'Wincent','AGE':23,'NUMBER':342}]
filtered_data = []
seen = set()
for item in data:
number = item['NUMBER']
if number not in seen:
filtered_data.append(item)
seen.add(number)
# filtered_data is deduped
</code></pre>