擅长:python、mysql、java
<p>你可以用</p>
<pre><code>df.dtypes.drop_duplicates().shape[0]== 1
</code></pre>
<p>下面是一个例子:</p>
<pre><code>>>> import pandas as pd
>>> df = pd.DataFrame()
>>> df['a'] = 1, 2, 3
>>> df['b'] = 4, 5, 6
>>> df.dtypes.drop_duplicates().shape[0]== 1
True
>>> df['b'] = 0.1, 0.2, 0.3
>>> df.dtypes.drop_duplicates().shape[0]== 1
False
</code></pre>