pyecharts.charts 的 Bar 用法
时间: 2023-11-15 19:11:04 浏览: 48
pyecharts.charts 的 Bar 用于绘制柱状图,以下是使用 Bar 绘制柱状图的基本步骤:
1. 导入依赖库:
```python
from pyecharts import options as opts
from pyecharts.charts import Bar
```
2. 创建 Bar 实例:
```python
bar = Bar()
```
3. 添加 x 轴和 y 轴数据:
```python
bar.add_xaxis(["A", "B", "C", "D"])
bar.add_yaxis("Series A", [10, 20, 30, 40])
```
4. 配置图表样式和设置标题:
```python
bar.set_global_opts(title_opts=opts.TitleOpts(title="My Bar Chart"))
bar.set_series_opts(label_opts=opts.LabelOpts(is_show=True))
```
5. 渲染图表:
```python
bar.render("bar_chart.html")
```
完整代码示例:
```python
from pyecharts import options as opts
from pyecharts.charts import Bar
# 创建 Bar 实例
bar = Bar()
# 添加 x 轴和 y 轴数据
bar.add_xaxis(["A", "B", "C", "D"])
bar.add_yaxis("Series A", [10, 20, 30, 40])
# 配置图表样式和设置标题
bar.set_global_opts(title_opts=opts.TitleOpts(title="My Bar Chart"))
bar.set_series_opts(label_opts=opts.LabelOpts(is_show=True))
# 渲染图表
bar.render("bar_chart.html")
```