数据可视化-数“视”中国，翼启腾飞

Question

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Answer 1

from pyecharts.charts import Line
from pyecharts import options as opts
from pyecharts.render import make_snapshot

from snapshot_phantomjs import snapshot
import pandas as pd
from pyecharts.globals import ThemeType
data=pd.read_excel("/data/bigfiles/34938cc2-aebe-4ded-8b37-b2f238f5c0a3",sheet_name=1)
line=Line()
x=[str(i) for i in data['年份'].tolist()]

china=data['中国'].tolist()
usa=data['美国'].tolist()
japan=data['日本'].tolist()
germen=data['德国'].tolist()
line.add_xaxis(x)
line.add_yaxis("中国",china,is_symbol_show=False)
line.add_yaxis("美国",usa,is_smooth=True,is_symbol_show=False)
line.add_yaxis("日本",japan,is_smooth=True,is_symbol_show=False)
line.add_yaxis("德国",germen,is_smooth=True,is_symbol_show=False)
line.set_global_opts(
           ################begin#######
           title_opts=opts.TitleOpts(title="国际专利申请数量"),
            xaxis_opts=opts.AxisOpts(axislabel_opts=opts.LabelOpts(rotate=40)),
            yaxis_opts=opts.AxisOpts(name="单位:/个"),
            legend_opts=opts.LegendOpts(pos_right=100),
            tooltip_opts=opts.TooltipOpts(trigger="axis"),


           ################end#########

        )
make_snapshot(snapshot, line.render(), "result/result.png") # 输出图片