擅长:python、mysql、java
<p>我建议你计算你想要的,那样更容易</p>
<pre><code>categorical_features = \
['FireplaceQu', 'BsmtQual', 'BsmtCond', 'GarageQual', 'GarageCond',
'ExterQual', 'ExterCond','HeatingQC', 'PoolQC', 'KitchenQual', 'BsmtFinType1',
'BsmtFinType2', 'Functional', 'Fence', 'BsmtExposure', 'GarageFinish', 'LandSlope',
'LotShape', 'PavedDrive', 'Street', 'Alley', 'CentralAir', 'MSSubClass', 'OverallQual',
'OverallCond', 'YrSold', 'MoSold']
cols = set(df.columns).difference(categorical_features)
all_data = all_data.loc[:,cols]
</code></pre>