擅长:python、mysql、java
<p>除非我误解了什么,否则您可以使用<a href="https://docs.python.org/3.6/library/functions.html#zip" rel="nofollow noreferrer">^{<cd1>}</a>函数,例如</p>
<pre><code>for x,y in zip(x_list,y_list):
print(x,y)
</code></pre>
<p>在你的情况下,这应该是</p>
<pre><code>for (no, dfx_prodi), (no, dfy_prodi) in zip(dfx.groupby('prodi'), dfy.groupby('prodi')):
# implement naive bayes fit data
bnb.fit(dfx_prodi[var], dfx_prodi['daftar_kembali'])
y_pred = bnb.predict(dfy_prodi[var])
</code></pre>