我想删除子图的边距：工具。make_subplots（参见代码图g01）。horizontal_spacing或vertical_spacing没有帮助。
对于一个正态图，我可以用go.Margin（l=0，r=0 ..）来实现（见代码中的g11图）。
我只想在次要情节上也有同样的表现。有人知道吗？

import dash 
from dash.dependencies import Output, Event
import dash_core_components as dcc
import dash_html_components as html
import base64 
from plotly import tools
import plotly.plotly as py
import plotly.graph_objs as go
from collections import deque
import numpy as np
import random

app = dash.Dash(__name__)


app.layout = html.Div([
                       dcc.Graph(id='g01',),
                       dcc.Interval(id='graph-update', interval= 1000 * 1),
                       dcc.Graph(id='g11',),
                       dcc.Interval(id='graph-update', interval= 1000 * 1),
                       ], style={
                                 'margin-left' : '0',
                                 'margin-right' : '0',
                                 'padding-left' : '0',
                                 'padding-right' : '0',              
                                 })

@app.callback(Output('g01', 'figure'),
              events=[Event('graph-update', 'interval')])
def update_graph_bar():
    trace1 = go.Bar( x=[1, 2, 3], y=[4, 5, 6], showlegend=False)
    trace2 = go.Scatter( x=[1, 2, 3], y=[4, 5, 6], showlegend=False)

fig = tools.make_subplots(rows = 1, cols = 2, specs = [[{}, {}]],
                          horizontal_spacing = 0.00,
                          vertical_spacing = 0.00,
                          )

fig.append_trace(trace1, 1, 1)
fig.append_trace(trace2, 1, 2)

fig['layout'].update(height=250, width=660,)
return fig

@app.callback(Output('g11', 'figure'),
              events=[Event('graph-update', 'interval')])
def update_graph_bar():
    data = [
        go.Scatter(
            x=[0, 1, 2, 3, 4, 5, 6, 7, 8],
            y=[0, 1, 2, 3, 4, 5, 6, 7, 8]
        )
    ]
    layout = go.Layout(
        autosize=False,
        width=500,
        height=500,
        margin=go.Margin(
            l=0,
            r=0,
            b=0,
            t=0,
            pad=0
        ),
        paper_bgcolor= '#7f7f7f',
        plot_bgcolor= '#c7c7c7',
    )

fig = go.Figure(data=data, layout=layout)

return fig

IP = '192.168.1.1' 
if __name__ == '__main__':
    app.run_server(debug=True, host=IP,port= 1111)