画【Python折线图】的一百个学习报告(三、自动生成单一数据折线图)

from pyecharts.charts import Bar, Page, Line
from pyecharts import options as opts

def line_charts(x, y, title):
    """生成文件"""
    c = Line()

    # 对工具箱中名称修改
    data_zoom = {
        "show": True,
        "title": {"缩放": "数据缩放", "还原": "缩放数据还原"}
    }

    # 设置x轴
    c.add_xaxis(xaxis_data=x)
    # 设置y轴
    c.add_yaxis(series_name=title, y_axis=y)

    # 数据项设置
    c.set_global_opts(
        title_opts=opts.TitleOpts(title=title),
        legend_opts=opts.LegendOpts(is_show=True),
        tooltip_opts=opts.TooltipOpts(trigger='axis', axis_pointer_type='cross'),
        toolbox_opts=opts.ToolboxOpts(is_show=True, orient='horizontal',
                                      feature=opts.ToolBoxFeatureOpts(data_zoom=data_zoom))
    )

    # 绘制图表
    c.render(path="{0}.html".format(title))

x = []
y = []
title = "近5个星期的浏览量"
with open("{0}.txt".format(title), "r+", encoding="UTF-8") as fileTxt:
    lines = fileTxt.readlines()
    for item in lines:
        if len(item) > 1:
            list_line = item.split(" ")
            x.append(list_line[0])
            y.append(int(list_line[1]))

line_charts(x, y, title)