使用plotly库画图

plotly支持python nodejs R等多种语言 api完备,功能强大

官方画图示例代码库 https://plot.ly/python/
官方api https://plot.ly/api/

import os
import plotly.offline as py #离线使用 在线貌似要收费
import plotly.graph_objs as go
import plotly

# Create random data with numpy
import numpy as np

py.init_notebook_mode(connected=True)

N = 100
random_x = np.linspace(0, 1, N)
random_y0 = np.random.randn(N)+5
random_y1 = np.random.randn(N)
random_y2 = np.random.randn(N)-5

# Create traces
trace0 = go.Scatter(
    x = random_x,
    y = random_y0,
    mode = 'lines',
    name = 'lines'
)
trace1 = go.Scatter(
    x = random_x,
    y = random_y1,
    mode = 'lines+markers',
    name = 'lines+markers'
)
trace2 = go.Scatter(
    x = random_x,
    y = random_y2,
    mode = 'markers',
    name = 'markers'
)
data = [trace0, trace1, trace2]

fileName = 'line-mode.html' ## 如果文件已经存在 先删除 否则运行完成后经常不会自动打开网页
try:
    os.remove(fileName)
except:
    pass
py.plot(data, filename=fileName)