Hi,

I experienced the same issue in my system. 

Instead, how about using

"pg.setConfigOption('background', 'w')
 pg.setConfigOption('foreground', 'k’)"
.

These should be placed before “pw=PlotWidget()”.



> 2023/03/12 1:20、片山 大輝 <[email protected]>のメール:
> 
> Hi, 
> 
> I want to change the graph style in a jupyter notebook.
> (e.g. the background color of the PlotWidget from pyqtgraph.jupyter)
> 
> I tried, but the "setBackground" function does not exist.
> Could you please tell me how to do this?
> 
> > import pyqtgraph as pg
> > from pyqtgraph.jupyter import PlotWidget
> > 
> > pg.mkQApp()
> > pw = PlotWidget()
> > pw.plot(x=[1,2,3], y=[1,3,2])
> > pw.setBackground("#FFFFFF00") # AttributeError occured
> > pw  
> 
> Thank you in advance for your help.
> 
> --
> KATAYAMA Daiki
> 
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