擅长:python、mysql、java
<p>解决这一挑战还有很长的路要走:</p>
<pre><code>columns = df1.columns
index = df2.index
length = len(df2)
df1_array = df1.to_numpy()
df1_tiled = np.tile(df1_array, (length, 1))
df1_tiled_frame = pd.DataFrame(df1_tiled, columns=columns, index=index)
product = df2.multiply(df1_tiled_frame, axis="columns")
</code></pre>