#範例4-7：express顯示四位學生的總成績（畫lines+markers)
import plotly.express as px
#劃線
fig = px.line(x=['tom','john','peter','jolin'], y=[75,55,65,99],title='student score')

#新增marker
fig.update_traces(mode='markers+lines')
fig.write_html('exp4-7.html',auto_open=True)