cannot import name 'plot_confusion_matrix' from 'sklearn.metrics'
时间: 2023-09-02 09:08:48 浏览: 212
The error message "cannot import name 'plot_confusion_matrix' from 'sklearn.metrics'" suggests that the plot_confusion_matrix function cannot be found in the sklearn.metrics module. This function was introduced in version 0.22 of scikit-learn, so you may need to upgrade your scikit-learn package to the latest version.
You can upgrade scikit-learn using pip by running the following command in your terminal or command prompt:
```
pip install --upgrade scikit-learn
```
After upgrading scikit-learn, you can import the plot_confusion_matrix function from sklearn.metrics as follows:
```
from sklearn.metrics import plot_confusion_matrix
```
相关问题
cannot import name plot_confusion_matrix from sklearn.metrics
The error "cannot import name plot_confusion_matrix from sklearn.metrics" usually occurs when the version of scikit-learn you are using is outdated and does not support the plot_confusion_matrix function. This function was introduced in version 0.22, so you need to make sure you are using at least that version.
You can check the version of scikit-learn you are using with the following code:
```
import sklearn
print(sklearn.__version__)
```
If your version is lower than 0.22, you can upgrade it by running the following command in your terminal:
```
pip install --upgrade scikit-learn
```
Once you have upgraded scikit-learn, you should be able to import the plot_confusion_matrix function without any issues.
怎么解决cannot import name 'plot_confusion_matrix' from 'sklearn.metrics'
这个错误通常是因为scikit-learn的版本太低而导致的。你可以通过升级scikit-learn来解决这个问题。具体来说,可以使用以下命令升级scikit-learn:
```
pip install --upgrade scikit-learn
```
如果您已经安装了最新版本的scikit-learn,您还可以尝试卸载和重新安装scikit-learn来解决此问题:
```
pip uninstall scikit-learn
pip install scikit-learn
```
如果这些方法都没有解决您的问题,请检查您的代码是否正确导入了sklearn.metrics中的plot_confusion_matrix函数。您可以按如下方式导入sklearn.metrics中的plot_confusion_matrix函数:
```
from sklearn.metrics import plot_confusion_matrix
```