最新的Bokeh分组条形图示例？

from bokeh.io import output_file, show
from bokeh.plotting import figure
from bokeh.models import ColumnDataSource
from bokeh.transform import dodge

# 准备数据
fruits = ['苹果', '橙子', '香蕉']
years = ['2019', '2020', '2021']
data = {'fruits': fruits,
        '2019': [2, 1, 4],
        '2020': [5, 3, 2],
        '2021': [3, 2, 6]}

source = ColumnDataSource(data=data)

# 创建绘图空间
p = figure(x_range=fruits, plot_height=350, title="水果销量",
           toolbar_location=None, tools="")

# 绘制条形图
p.vbar(x=dodge('fruits', -0.25, range=p.x_range), top='2019', width=0.2, source=source,
       color="#c9d9d3", legend_label="2019")

p.vbar(x=dodge('fruits',  0.0,  range=p.x_range), top='2020', width=0.2, source=source,
       color="#718dbf", legend_label="2020")

p.vbar(x=dodge('fruits',  0.25, range=p.x_range), top='2021', width=0.2, source=source,
       color="#e84d60", legend_label="2021")

# 设置图表属性
p.x_range.range_padding = 0.1
p.xgrid.grid_line_color = None
p.legend.location = "top_left"
p.legend.orientation = "horizontal"

# 输出图表
output_file("grouped_bar_chart.html")
show(p)