擅长:python、mysql、java
<p>下面是使用<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.merge.html#pandas-dataframe-merge" rel="nofollow noreferrer">^{<cd1>}</a>的方法</p>
<pre><code>import pandas as pd
print(
pd.DataFrame(df1).merge(pd.DataFrame(df2), on=['id'])
.merge(pd.DataFrame(df3), on=['id'])
.to_dict(orient='records')
)
</code></pre>
<hr/>
<pre><code>[{'id': 1, 'title': 'delectus aut autem', 'Level': 'Gold', 'completed': False},
{'id': 2, 'title': 'quis ut nam facilis et officia qui', 'Level': 'Silver', 'completed': False}]
</code></pre>