AttributeError 'countvectorizer' object has no attribute 'get_feature_names' 当在Python 的一个 IT 领域相关项目里遇到此错误时,通常意味着countvectorizer对象尚无 'get_feature_names' 属性。为了解决这个问题,首先需要检查countvectorizer对象是否处于正确的导入环境中。接着,可以尝试导入countvectorizer对应的包,并检...
2. 没有get_feature_names属性的向量化器对象 当使用TF-IDFVectorizer时,如果遇到了没有get_feature_names属性的情况,我们可以通过以下方法来获取特征名称: fromsklearn.feature_extraction.textimportTfidfVectorizer# 创建一个没有get_feature_names属性的向量化器对象vectorizer=TfidfVectorizer()# 通过索引获取特征名称f...
简介:【Python】已解决:FutureWarning: Function get_feature_names is deprecated; get_feature_names is deprecated 已解决:FutureWarning: Function get_feature_names is deprecated; get_feature_names is deprecated in 1.0 and will be removed in 1.2. Please use get_feature_names_out instead. warnings.warn...
X = column_transformer.fit_transform(df) I want to access the feature names created by this transformation pipeline, so I try this: column_transformer.get_feature_names() Which raises: NotImplementedError: get_feature_namesisnotyet supported when using a'passthrough'transformer. Since I'm not tec...
FutureWarning:Function get_feature_names is deprecated;get_feature_names is deprecatedin1.0and will be removedin1.2.Please use get_feature_names_out instead.warnings.warn(msg,category=FutureWarning) 场景描述: 这个警告通常出现在使用ColumnTransformer或OneHotEncoder等转换器,并尝试调用get_feature_names方法时...
('label_binarizer', LabelBinarizer()), ]) This works just fine, (note that DataFrameSelector is a custom class), however, it seems like I could extract the feature names like this: feature_names = cat_pipeline.named_steps['label_binarizer'].get_feature_names() ...
简介:【Python】已解决:AttributeError: ‘TfidfVectorizer’ object has no attribute ‘get_feature_names_out’ 已解决:AttributeError: ‘TfidfVectorizer’ object has no attribute ‘get_feature_names_out’ 一、分析问题背景 在使用scikit-learn库中的TfidfVectorizer类进行文本特征提取时,有时会遇到AttributeEr...
AttributeError: 'DictVectorizer' object has no attribute 'get_feature_names_' 这个错误通常是由于使用了不匹配的版本或错误的库导致的。在这种情况下,可能是因为您使用的是DictVectorizer对象,而它不具有get_feature_names_属性。 要解决这个问题,您可以尝试以下几个步骤: 确保您正在使用正确版本的库。如果您使用的...
python3.8/site-packages/econml/solutions/causal_analysis/_causal_analysis.py\", line 228, in get_feature_names\n cats = self.one_hot_encoder.get_feature_names(\nAttributeError: 'OneHotEncoder' object has no attribute 'get_feature_names'\n'. Please check the log file 'user_logs/std_log....
feature_names=['petallength', 'petal width'], out_file=None ) graph = graph_from_dot_data(dot_data) # Create graph from dot data graph.write_png('tree.png') # Write graphto PNG image tree.png 从存在图像文件tree.png的决策树图中,可观察到决策树根据训练数据中所进行的分裂点。在根节点...