擅长:python、mysql、java
<p>试试<a href="https://pandas.pydata.org/pandas-docs/stable/basics.html#flexible-comparisons" rel="nofollow noreferrer">^{<cd1>}</a>。在</p>
<pre><code># generate some example data.
import numpy as np
import pandas as pd
N = 10
values = ['a','b','c']
df1 = pd.DataFrame({"Type": np.random.choice(values, size=N)})
df2 = pd.DataFrame({"Type": np.random.choice(values, size=N)})
</code></pre>
<p><code>eq</code>提供元素级比较:</p>
^{pr2}$