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pyecharts Pie 饼状图

2020-03-02


Pie 饼状图

饼状图 Pie

class pyecharts.charts.Pie

class Pie(
    # 初始化配置项,参考 `global_options.InitOpts`
    init_opts: opts.InitOpts = opts.InitOpts()
)

func pyecharts.charts.Pie.add

def add(
    # 系列名称,用于 tooltip 的显示,legend 的图例筛选。
    series_name: str,

    # 系列数据项,格式为 [(key1, value1), (key2, value2)]
    data_pair: Sequence,

    # 系列 label 颜色
    color: Optional[str] = None,

    # 饼图的半径,数组的第一项是内半径,第二项是外半径
    # 默认设置成百分比,相对于容器高宽中较小的一项的一半
    radius: Optional[Sequence] = None,

    # 饼图的中心(圆心)坐标,数组的第一项是横坐标,第二项是纵坐标
    # 默认设置成百分比,设置成百分比时第一项是相对于容器宽度,第二项是相对于容器高度
    center: Optional[Sequence] = None,

    # 是否展示成南丁格尔图,通过半径区分数据大小,有'radius'和'area'两种模式。
    # radius:扇区圆心角展现数据的百分比,半径展现数据的大小
    # area:所有扇区圆心角相同,仅通过半径展现数据大小
    rosetype: Optional[str] = None,

    # 饼图的扇区是否是顺时针排布。
    is_clockwise: bool = True,

    # 标签配置项,参考 `series_options.LabelOpts`
    label_opts: Union[opts.LabelOpts, dict] = opts.LabelOpts(),

    # 提示框组件配置项,参考 `series_options.TooltipOpts`
    tooltip_opts: Union[opts.TooltipOpts, dict, None] = None,

    # 图元样式配置项,参考 `series_options.ItemStyleOpts`
    itemstyle_opts: Union[opts.ItemStyleOpts, dict, None] = None,

    # 可以定义 data 的哪个维度被编码成什么。
    encode: types.Union[types.JSFunc, dict, None] = None,
)

Pie - Pie_base

from pyecharts import options as opts
from pyecharts.charts import Pie
from pyecharts.faker import Faker

c = (
    Pie()
    .add("", [list(z) for z in zip(Faker.choose(), Faker.values())])
    .set_global_opts(title_opts=opts.TitleOpts(title="Pie-基本示例"))
    .set_series_opts(label_opts=opts.LabelOpts(formatter="{b}: {c}"))
    .render("pie_base.html")
)

zip 将数据打包成元组,Pie 的数据格式为 数组格式的,要用 list() 将打包的数据转化为列表

如果数据是 pandas 处理得到的,要将其转为即 .tolist()

Pie - Customized_pie

import pyecharts.options as opts
from pyecharts.charts import Pie

x_data = ["直接访问", "邮件营销", "联盟广告", "视频广告", "搜索引擎"]
y_data = [335, 310, 274, 235, 400]
data_pair = [list(z) for z in zip(x_data, y_data)]
data_pair.sort(key=lambda x: x[1])

(
    Pie(init_opts=opts.InitOpts(bg_color="#2c343c"))
    .add(
        series_name="来源访问",
        data_pair=data_pair,
        rosetype="radius",
        radius="55%",
        center=["55%", "55%"],
        label_opts=opts.LabelOpts(is_show=False, position="center")
    )
    .set_global_opts(
        title_opts=opts.TitleOpts(
            title="Customized Pie",
            pos_left='center',
            pos_top="20",
            title_textstyle_opts=opts.TextStyleOpts(color="#afd")
        ),
        legend_opts=opts.LegendOpts(is_show=False)
    )
    .set_series_opts(
        tooltip_opts=opts.TooltipOpts(
            trigger='item',
            formatter="{a}<br/>{b}:{c}({d}%)"
            # a 表示  series_name
            # b 表示  数据名称
            # c 表示 数据
            # d 表示 百分比

        ),
        label_opts=opts.LabelOpts(color="rgba(255, 255, 255, 0.3)")
    )
    .render("customized_pie.html")
)

Pie - Doughnut_chart

import pyecharts.options as opts
from pyecharts.charts import Pie


x_data = ["直接访问", "邮件营销", "联盟广告", "视频广告", "搜索引擎"]
y_data = [335, 310, 234, 135, 1548]

(
    Pie(init_opts=opts.InitOpts(width="1600px", height="1000px"))
    .add(
        series_name="访问来源",
        data_pair=[list(z) for z in zip(x_data, y_data)],
        radius=["50%", "70%"],
        label_opts=opts.LabelOpts(is_show=False, position="center"),
    )
    .set_global_opts(legend_opts=opts.LegendOpts(pos_left="legft", orient="vertical"))
    .set_series_opts(
        tooltip_opts=opts.TooltipOpts(
            trigger="item", formatter="{a} <br/>{b}: {c} ({d}%)"
        ),
        # label_opts=opts.LabelOpts(formatter="{b}: {c}")
    )
    .render("doughnut_chart.html")
)

Pie - Pie_rich_label

from pyecharts import options as opts
from pyecharts.charts import Pie
from pyecharts.faker import Faker

c = (
    Pie()
    .add(
        "",
        [list(z) for z in zip(Faker.choose(), Faker.values())],
        radius=["40%", "55%"],
        label_opts=opts.LabelOpts(
            position="outside",
            formatter="{a|{a}}{abg|}\n{hr|}\n {b|{b}: }{c}  {per|{d}%}  ",
            background_color="#eee",
            border_color="#aaa",
            border_width=1,
            border_radius=4,
            rich={
                "a": {"color": "#999", "lineHeight": 22, "align": "center"},
                "abg": {
                    "backgroundColor": "#e3e3e3",
                    "width": "100%",
                    "align": "right",
                    "height": 22,
                    "borderRadius": [4, 4, 0, 0],
                },
                "hr": {
                    "borderColor": "#aaa",
                    "width": "100%",
                    "borderWidth": 0.5,
                    "height": 0,
                },
                "b": {"fontSize": 16, "lineHeight": 33},
                "per": {
                    "color": "#eee",
                    "backgroundColor": "#334455",
                    "padding": [2, 4],
                    "borderRadius": 2,
                },
            },
        ),
    )
    .set_global_opts(title_opts=opts.TitleOpts(title="Pie-富文本示例"))
    .render("pie_rich_label.html")
)

Pie - Pie_position

from pyecharts import options as opts
from pyecharts.charts import Pie
from pyecharts.faker import Faker

c = (
    Pie()
    .add(
        "",
        [list(z) for z in zip(Faker.choose(), Faker.values())],
        center=["35%", "50%"],
    )
    .set_global_opts(
        title_opts=opts.TitleOpts(title="Pie-调整位置"),
        legend_opts=opts.LegendOpts(pos_left="15%"),
    )
    .set_series_opts(label_opts=opts.LabelOpts(formatter="{b}: {c}"))
    .render("pie_position.html")
)

Pie - Pie_rosetype

from pyecharts import options as opts
from pyecharts.charts import Pie
from pyecharts.faker import Faker


v = Faker.choose()
c = (
    Pie()
    .add(
        "",
        [list(z) for z in zip(v, Faker.values())],
        radius=["30%", "75%"],
        center=["25%", "50%"],
        rosetype="radius",
        label_opts=opts.LabelOpts(is_show=False),
    )
    .add(
        "",
        [list(z) for z in zip(v, Faker.values())],
        radius=["30%", "75%"],
        center=["75%", "50%"],
        rosetype="area",
    )
    .set_global_opts(title_opts=opts.TitleOpts(title="Pie-玫瑰图示例"))
    .render("pie_rosetype.html")
    
  
)

是否展示成南丁格尔图,通过半径区分数据大小,有radiusarea两种模式。

  • radius:扇区圆心角展现数据的百分比,半径展现数据的大小

  • area:所有扇区圆心角相同,仅通过半径展现数据大小

Pie - Pie_radius

from pyecharts import options as opts
from pyecharts.charts import Pie
from pyecharts.faker import Faker

c = (
    Pie()
    .add(
        "",
        [list(z) for z in zip(Faker.choose(), Faker.values())],
        radius=["40%", "75%"],
    )
    .set_global_opts(
        title_opts=opts.TitleOpts(title="Pie-Radius"),
        legend_opts=opts.LegendOpts(orient="vertical", pos_top="15%", pos_left="2%"),
    )
    .set_series_opts(label_opts=opts.LabelOpts(formatter="{b}: {c}"))
    .render("pie_radius.html")
)

饼图的半径,数组的第一项是内半径,第二项是外半径 默认设置成百分比,相对于容器高宽中较小的一项的一半 ` radius: Optional[Sequence] = None,`

Pie - Mutiple_pie

from pyecharts import options as opts
from pyecharts.charts import Pie
from pyecharts.commons.utils import JsCode


fn = """
    function(params) {
        if(params.name == '其他')
            return '\\n\\n\\n' + params.name + ' : ' + params.value + '%';
        return params.name + ' : ' + params.value + '%';
    }
    """


def new_label_opts():
    return opts.LabelOpts(formatter=JsCode(fn), position="center")


c = (
    Pie()
    .add(
        "",
        [list(z) for z in zip(["剧情", "其他"], [25, 75])],
        center=["20%", "30%"],
        radius=[60, 80],
        label_opts=new_label_opts(),
    )
    .add(
        "",
        [list(z) for z in zip(["奇幻", "其他"], [24, 76])],
        center=["55%", "30%"],
        radius=[60, 80],
        label_opts=new_label_opts(),
    )
    .add(
        "",
        [list(z) for z in zip(["爱情", "其他"], [14, 86])],
        center=["20%", "70%"],
        radius=[60, 80],
        label_opts=new_label_opts(),
    )
    .add(
        "",
        [list(z) for z in zip(["惊悚", "其他"], [11, 89])],
        center=["55%", "70%"],
        radius=[60, 80],
        label_opts=new_label_opts(),
    )
    .set_global_opts(
        title_opts=opts.TitleOpts(title="Pie-多饼图基本示例"),
        legend_opts=opts.LegendOpts(
            type_="scroll", pos_top="20%", pos_left="80%", orient="vertical"
        ),
    )
    .render("mutiple_pie.html")
)

Pie - Nested_pies

import pyecharts.options as opts
from pyecharts.charts import Pie


inner_x_data = ["直达", "营销广告", "搜索引擎"]
inner_y_data = [335, 679, 1548]
inner_data_pair = [list(z) for z in zip(inner_x_data, inner_y_data)]

outer_x_data = ["直达", "营销广告", "搜索引擎", "邮件营销", "联盟广告", "视频广告", "百度", "谷歌", "必应", "其他"]
outer_y_data = [335, 310, 234, 135, 1048, 251, 147, 102]
outer_data_pair = [list(z) for z in zip(outer_x_data, outer_y_data)]

(
    Pie(init_opts=opts.InitOpts(width="1600px", height="800px"))
    .add(
        series_name="访问来源",
        data_pair=inner_data_pair,
        radius=[0, "30%"],
        label_opts=opts.LabelOpts(position="inner"),
    )
    .add(
        series_name="访问来源",
        radius=["40%", "55%"],
        data_pair=outer_data_pair,
        label_opts=opts.LabelOpts(
            position="outside",
            formatter="{a|{a}}{abg|}\n{hr|}\n {b|{b}: }{c}  {per|{d}%}  ",
            background_color="#eee",
            border_color="#aaa",
            border_width=1,
            border_radius=4,
            rich={
                "a": {"color": "#999", "lineHeight": 22, "align": "center"},
                "abg": {
                    "backgroundColor": "#e3e3e3",
                    "width": "100%",
                    "align": "right",
                    "height": 22,
                    "borderRadius": [4, 4, 0, 0],
                },
                "hr": {
                    "borderColor": "#aaa",
                    "width": "100%",
                    "borderWidth": 0.5,
                    "height": 0,
                },
                "b": {"fontSize": 16, "lineHeight": 33},
                "per": {
                    "color": "#eee",
                    "backgroundColor": "#334455",
                    "padding": [2, 4],
                    "borderRadius": 2,
                },
            },
        ),
    )
    .set_global_opts(legend_opts=opts.LegendOpts(pos_left="left", orient="vertical"))
    .set_series_opts(
        tooltip_opts=opts.TooltipOpts(
            trigger="item", formatter="{a} <br/>{b}: {c} ({d}%)"
        )
    )
    .render("nested_pies.html")
)

Pie - Pie_scroll_legend

from pyecharts import options as opts
from pyecharts.charts import Pie
from pyecharts.faker import Faker

c = (
    Pie()
    .add(
        "",
        [
            list(z)
            for z in zip(
                Faker.choose() + Faker.choose() + Faker.choose(),
                Faker.values() + Faker.values() + Faker.values(),
            )
        ],
        center=["40%", "50%"],
    )
    .set_global_opts(
        title_opts=opts.TitleOpts(title="Pie-Legend 滚动"),
        legend_opts=opts.LegendOpts(type_="scroll", pos_left="80%", orient="vertical"),
    )
    .set_series_opts(label_opts=opts.LabelOpts(formatter="{b}: {c}"))
    .render("pie_scroll_legend.html")
)

图例的类型。可选值:

  • plain:普通图例。缺省就是普通图例。

  • scroll:可滚动翻页的图例。当图例数量较多时可以使用。
  • type_: Optional[str] = None,

Pie - Pie_set_color

from pyecharts import options as opts
from pyecharts.charts import Pie
from pyecharts.faker import Faker

c = (
    Pie()
    .add("", [list(z) for z in zip(Faker.choose(), Faker.values())])
    .set_colors(["blue", "green", "yellow", "red", "pink", "orange", "purple"])
    .set_global_opts(title_opts=opts.TitleOpts(title="Pie-设置颜色"))
    .set_series_opts(label_opts=opts.LabelOpts(formatter="{b}: {c}"))
    .render("pie_set_color.html")
)

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