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matplotlib.axis.Axis.set_pickradius
Axis.set_pickradius(self, pickradius)[source]- 
    
Set the depth of the axis used by the picker.
Parameters: - 
           
pickradiusfloat 
 - 
           
 
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 https://matplotlib.org/3.2.2/api/_as_gen/matplotlib.axis.Axis.set_pickradius.html