from flask import Flask, render_template
from pyecharts import options as opts
from pyecharts.charts import Bar, Pie, Rose, Scatter
from pyecharts.commons.utils import JsCode
from pyecharts.globals import ThemeType
app = Flask
(__name__
)
# 任务一：条形图呈现"Top10城市商家数量"
@app.route
("/task1"
)
def task1
():
# 模拟数据
cities = ["北京", "上海", "广州", "深圳", "成都", "杭州", "重庆", "武汉", "西安", "苏州"]
counts = [1
2500, 11800, 9800, 9500, 8700, 8500, 8200, 8000, 7800, 7500]
# 打印控制台输出
print
("==任务一：Top10城市商家数量=="
)
for i,
(city, count
) in enumerate
(zip
(cities, counts
), 1
):
print
(f"=={i}.城市:{city}，商家{count}个=="
)
# 创建条形图
bar =
(
Bar
(init_opts=opts.InitOpts
(theme=ThemeType.LIGHT
))
.add_xaxis
(cities
)
.add_yaxis
("商家数量", counts
)
.reversal_axis
()
.set_global_opts
(
title_opts=opts.TitleOpts
(title="城市商家数量 Top10"
),
xaxis_opts=opts.AxisOpts
(name="商家数量"
),
yaxis_opts=opts.AxisOpts
(name="城市名称"
),
)
)
return render_template
("pyecharts.html", chart=bar.dump_options
())
# 任务二：柱状图呈现审核效率
@app.route
("/task2"
)
def task2
():
# 模拟数据
auditors = ["A1001", "A1002", "A1003", "A1004", "A1005", "A
1006", "A1007", "A1008", "A1009", "A1010"]
names = ["张三", "李四", "王五", "赵六", "钱七", "孙八", "周九", "吴十", "郑十一", "王十二"]
counts = [1
250, 1180, 980, 950, 870, 850, 820, 800, 780, 750]
# 打印控制台输出
print
("\n==任务二：Top10明星审核员=="
)
for i,
(auditor, count
) in enumerate
(zip
(auditors, counts
), 1
):
print
(f"=={i}.二级审核人id:{auditor}，审批数量:{count}条=="
)
# 创建柱状图
bar =
(
Bar
(init_opts=opts.InitOpts
(theme=ThemeType.LIGHT
))
.add_xaxis
(names
)
.add_yaxis
("审核记录数", counts
)
.set_global_opts
(
title_opts=opts.TitleOpts
(title="Top10明星审核员"
),
xaxis_opts=opts.AxisOpts
(name="审核人姓名"
),
yaxis_opts=opts.AxisOpts
(name="审核记录数"
),
)
)
return render_template
("pyecharts.html", chart=bar.dump_options
())
# 任务三：双饼图呈现业务包属性占比
@app.route
("/task3"
)
def task3
():
# 模拟数据
categories = ["大客户", "白领", "小客户", "高校", "家庭", "其他"]
beijing_data = [3200, 2800,
2500, 1800, 1500, 700]
shenzhen_data = [2800, 3100, 2200, 1600, 1200, 600]
# 打印控制台输出
print
("\n==任务三：北京与深圳商户业务包属性占比=="
)
print
("==北京:"
)
for i,
(category, count
) in enumerate
(zip
(categories, beijing_data
), 1
):
print
(f"=={i}.商户业务包:{category}，商家数量:{count}家=="
)
print
("==深圳:"
)
for i,
(category, count
) in enumerate
(zip
(categories, shenzhen_data
), 1
):
print
(f"=={i}.商户业务包:{category}，商家数量:{count}家=="
)
# 创建双饼图
pie1 =
(
Pie
()
.add
(
"北京",
[list
(z
) for z in zip
(categories, beijing_data
)],
center=["
25%", "50%"],
radius=[30, 70],
)
.set_global_opts
(title_opts=opts.TitleOpts
(title="北京商户业务包属性占比"
))
.set_series_opts
(label_opts=opts.LabelOpts
(formatter="{b}: {c}
({d}%
)"
))
)
pie2 =
(
Pie
()
.add
(
"深圳",
[list
(z
) for z in zip
(categories, shenzhen_data
)],
center=["75%", "50%"],
radius=[30, 70],
)
.set_global_opts
(title_opts=opts.TitleOpts
(title="深圳商户业务包属性占比"
))
.set_series_opts
(label_opts=opts.LabelOpts
(formatter="{b}: {c}
({d}%
)"
))
)
return render_template
("pyecharts_dual.html", chart1=pie1.dump_options
(), chart2=pie2.dump_options
())
# 任务四：玫瑰图呈现投诉占比
@app.route
("/task4"
)
def task4
():
# 模拟数据
categories = ["大客户", "白领", "小客户", "高校", "家庭", "其他"]
complaints = [320, 280,
250, 180, 150, 70]
# 打印控制台输出
print
("\n==任务四：北京商户业务包投诉占比=="
)
for i,
(category, count
) in enumerate
(zip
(categories, complaints
), 1
):
print
(f"=={i}.商户业务包:{category}，投诉数量:{count}家=="
)
# 创建玫瑰图
rose =
(
Rose
(init_opts=opts.InitOpts
(width="800px", height="600px"
))
.add
(
"投诉数量",
[list
(z
) for z in zip
(categories, complaints
)],
radius=["30%", "75%"],
center=["50%", "50%"],
rosetype="radius",
)
.set_global_opts
(title_opts=opts.TitleOpts
(title="北京商户业务包投诉占比"
))
)
return render_template
("pyecharts.html", chart=rose.dump_options
())
# 任务五：柱状堆叠图呈现审核结果比例
@app.route
("/task5"
)
def task5
():
# 模拟数据
auditors = ["A1001", "A1002", "A1003", "A1004", "A1005", "A
1006", "A1007", "A1008", "A1009", "A1010"]
approved = [850, 780, 650, 620, 580, 550, 520, 500, 480, 450]
rejected = [400, 400, 330, 330, 290, 300, 300, 300, 300, 300]
# 打印控制台输出
print
("\n==任务五：审核通过与拒绝对比=="
)
for i,
(auditor, app, rej
) in enumerate
(zip
(auditors, approved, rejected
), 1
):
total = app + rej
print
(f"=={i}.二级审核人id:{auditor}，审批数量:{total}条，其中通过{app}条，拒绝{rej}条=="
)
# 创建柱状堆叠图
bar =
(
Bar
(init_opts=opts.InitOpts
(theme=ThemeType.LIGHT
))
.add_xaxis
(auditors
)
.add_yaxis
("通过", approved, stack="stack1", itemstyle_opts=opts.ItemStyleOpts
(color="#1E90FF"
))
.add_yaxis
("拒绝", rejected, stack="stack1", itemstyle_opts=opts.ItemStyleOpts
(color="#FF4500"
))
.set_global_opts
(
title_opts=opts.TitleOpts
(title="审核通过与拒绝对比"
),
xaxis_opts=opts.AxisOpts
(name="审核人id"
),
yaxis_opts=opts.AxisOpts
(name="审核记录数"
),
)
)
return render_template
("pyecharts.html", chart=bar.dump_options
())
# 任务六：散点地图呈现各城市商家数量分布
@app.route
("/task6"
)
def task6
():
# 模拟数据
cities = ["北京", "上海", "广州", "深圳", "成都", "杭州", "重庆", "武汉", "西安", "苏州"]
counts = [1
2500, 11800, 9800, 9500, 8700, 8500, 8200, 8000, 7800, 7500]
geo_coords = {
"北京": [116.46, 39.92],
"上海": [121.48, 31.22],
"广州": [113.23, 23.16],
"深圳": [114.07, 22.62],
"成都": [104.06, 30.67],
"杭州": [120.19, 30.26],
"重庆": [106.54, 29.59],
"武汉": [114.31, 30.52],
"西安": [108.95, 34.27],
"苏州": [120.62, 31.32]
}
# 打印控制台输出
print
("\n==任务六：各城市商家数量=="
)
for i,
(city, count
) in enumerate
(zip
(cities, counts
), 1
):
print
(f"=={i}.城市:{city}，商家{count}个=="
)
# 创建散点地图
scatter =
(
Scatter
(init_opts=opts.InitOpts
(width="1000px", height="600px"
))
.add_dataset
(
source=[
{"name": city, "value": geo_coords[city] + [count]}
for city, count in zip
(cities, counts
)
]
)
.add
(
series_name="商家数量",
symbol_size=JsCode
(
"function
(data
) {return Math.sqrt
(data[2]
) / 5;}"
),
encode={"lng": 0, "lat": 1, "value": 2},
label_opts=opts.LabelOpts
(
formatter=JsCode
(
"function
(data
) {return data.name + ': ' + data.value[2];}"
)
),
)
.set_global_opts
(
title_opts=opts.TitleOpts
(title="各城市商家数量散点地图"
),
visualmap_opts=opts.VisualMapOpts
(
dimension=2,
min=min
(counts
),
max=max
(counts
),
range_text=["高", "低"],
is_piecewise=True,
pos_top="50",
pos_left="30",
),
)
)
return render_template
("pyecharts.html", chart=scatter.dump_options
())
@app.route
("/"
)
def index
():
return """
<h1>外卖平台数据分析可视化</h1>
<ul>
<li><a href="/task1">任务一: Top10城市商家数量
(条形图
)</a></li>
<li><a href="/task2">任务二: Top10明星审核员
(柱状图
)</a></li>
<li><a href="/task3">任务三: 北京与深圳商户业务包属性占比
(双饼图
)</a></li>
<li><a href="/task4">任务四: 北京商户业务包投诉占比
(玫瑰图
)</a></li>
<li><a href="/task5">任务五: 审核通过与拒绝对比
(柱状堆叠图
)</a></li>
<li><a href="/task6">任务六: 各城市商家数量散点地图</a></li>
</ul>
"""
if __name__ == "__main__":
app.run
(debug=True
)。显示这段代码的运行图片
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