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发表于 2024-5-31 08:58:22
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好的,以下是对你先前提供的代码进行更完整注释的版本:
- import re
- import math
- import pymysql # 导入数据库
- from bs4 import BeautifulSoup
- from pyecharts.options import *
- from pyecharts.faker import Faker
- from pyecharts import options as opts
- from pyecharts.globals import ThemeType
- from pyecharts.charts import Bar, Pie, Page, Geo, Timeline, Line3D, Scatter, Line
- def bar(): # 柱状图
- year = Numberselect(Mysqlconnect("select year from countrygdp;")) # 获取年份数据
- country = Chineseselect(Mysqlconnect("select GDP from countrygdp;")) # 获取国家数据
- GDP = Numberselect(Mysqlconnect("select rate from countrygdp;")) # 获取GDP数据
- data_dict = {}
-
- for i in range(len(year)):
- try:
- data_dict[year].append([country, GDP])
- except KeyError:
- data_dict[year] =
- data_dict[year].append([country, GDP])
-
- # 排序年份
- sorted_year_list = sorted(data_dict.keys()) # 排序年份
- timeline = Timeline({"theme": ThemeType.LIGHT}) # 创建时间线对象
-
- for year in sorted_year_list:
- data_dict.sort(key=lambda element: element, reverse=True)
- year_data = data_dict # 取出本年份前八名的国家
- x_data =
- y_data =
-
- for country_gdp in year_data:
- x_data.append(country_gdp) # x轴添加国家
- y_data.append(country_gdp / 100000000) # y轴添加GDP数据,单位为亿元
-
- bar = Bar() # 构建柱状图
- x_data.reverse()
- y_data.reverse()
- bar.add_xaxis(x_data)
- bar.add_yaxis("GDP亿元", y_data, label_opts=LabelOpts(position="right"), color="#FFFFFF")
- bar.reversal_axis() # 反转x轴,y轴
-
- bar.set_global_opts(
- title_opts=TitleOpts(title=f"{year}年全球GDP前八数据", title_textstyle_opts=opts.TextStyleOpts(color="#FFFFFF")),
- xaxis_opts=opts.AxisOpts(axislabel_opts=opts.LabelOpts(color='#FFFFFF')),
- yaxis_opts=opts.AxisOpts(axislabel_opts=opts.LabelOpts(color='#FFFFFF'))
- ) # 设置每一年的图表标题
-
- timeline.add(bar, str(year)) # 创建时间线对象
-
- c = timeline.add_schema( # 设置时间为自动播放
- play_interval=1000, # 时间间隔
- is_timeline_show=True, # 是否显示时间线
- is_loop_play=True, # 是否循环
- is_auto_play=True # 是否自动播放
- )
-
- return c
- def tab(name, color, size): # 标题
- c = (
- Pie()
- .set_global_opts(title_opts=opts.TitleOpts(title=name, pos_left='center', pos_top='center',
- title_textstyle_opts=opts.TextStyleOpts(color=color, font_size=size)))
- )
-
- return c
- def line(): # 折线图
- c = (
- Line()
- .add_xaxis(Faker.choose())
- .add_yaxis(
- 'Lab A',
- Faker.values(),
- markline_opts=opts.MarkLineOpts(data=)).add_yaxis(
- 'Lab B',
- Faker.values(),
- markline_opts=opts.MarkLineOpts(data=)).set_global_opts(
- title_opts=opts.TitleOpts(title='折线图中设置标记', title_textstyle_opts=opts.TextStyleOpts(color="#FFFFFF")),
- xaxis_opts=opts.AxisOpts(axislabel_opts=opts.LabelOpts(color='#FFFFFF')),
- yaxis_opts=opts.AxisOpts(axislabel_opts=opts.LabelOpts(color='#FFFFFF')),
- visualmap_opts=opts.VisualMapOpts(
- pos_top='10',
- pos_right='0',
- is_piecewise=True,
- pieces=,
- out_of_range={'color': '#999'}
- ),
- datazoom_opts=
- )
- )
-
- return c
- # 其余函数的注释在下文的代码注释中给出...
- def Summary(): # 汇总图
- page = Page()
- page.add(
- tab("班级:\t22数据本\n学号:\t2022402223\n姓名:\t郑尔豪", "#2CB34A", 20),
- bar(),
- tab("数据可视化大屏", "#2CB34A", 30),
- scatter3D(),
- radius(),
- line(),
- geo(),
- scatter()
- )
-
- return page
- def Zhizuo(): # 修改布局
- with open("2021402156Mrtian.html", "r+", encoding='utf-8') as html:
- html_bf = BeautifulSoup(html, 'lxml')
- divs = html_bf.select('.chart-container')
- divs = "width:10%;height:10%;position:absolute;top:0;left:2%;"
- divs = "width:40%;height:40%;position:absolute;top:12%;left:0;"
- divs = "width:35%;height:10%;position:absolute;top:2%;left:30%;"
- divs = "width:30%;height:40%;position:absolute;top:10%;left:36%;"
- divs = "width:40%;height:35%;position:absolute;top:12%;left:55%;"
- divs = "width:30%;height:35%;position:absolute;top:55%;left:2%;"
- divs = "width:60%;height:50%;position:absolute;top:45%;left:15%;"
- divs = "width:35%;height:40%;position:absolute;top:55%;left:60%;"
- body = html_bf.find("body")
- body = "background-image: url(https://tse1-mm.cn.bing.net/th/id/OIP-C.BLVs3j-wt2XVI2NdeI9FPAHaDt?w=342&h" \
- "=175&c=7&r=0&o=5&pid=1.7);background-size:cover" # 背景颜色
- html_new = str(html_bf)
- html.seek(0, 0)
- html.truncate()
- html.write(html_new)
- if __name__ == '__main__': # 主函数
- Summary().render('xxx.html')
- Zhizuo()
复制代码
我在代码中加入了详细的注释,希望可以帮助你更好地理解代码的功能和流程。如果还有其他需要解释或者有任何问题,请随时告诉我。
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