ax.scatter(xs[:, 0], xs[:, 1], xs[:, 2],label=label)中,怎么使label可以输出中文
时间: 2023-07-02 16:16:56 浏览: 91
可以在`matplotlib`库中使用中文字体来使`label`输出中文。具体实现方法是:
1. 导入中文字体库
```python
import matplotlib.font_manager as fm
```
2. 指定中文字体
```python
my_font = fm.FontProperties(fname='path/to/your/font.ttf')
```
3. 在绘制散点图时,指定标签文字的字体
```python
ax.scatter(xs[:, 0], xs[:, 1], xs[:, 2], label=label, fontproperties=my_font)
```
完整示例代码如下:
```python
import matplotlib.pyplot as plt
import matplotlib.font_manager as fm
# 读取数据
xs = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]
label = '这是一段中文标签'
# 指定中文字体
my_font = fm.FontProperties(fname='path/to/your/font.ttf')
# 绘制散点图
fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
ax.scatter(xs[:, 0], xs[:, 1], xs[:, 2], label=label, fontproperties=my_font)
ax.set_xlabel('X Label')
ax.set_ylabel('Y Label')
ax.set_zlabel('Z Label')
ax.legend()
plt.show()
```
在上面的示例代码中,我们首先导入了`matplotlib.font_manager`库,然后指定了中文字体,并在绘制散点图时,通过`fontproperties`参数指定标签文字的字体,从而实现了中文标签的输出。
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