code: def setFloat(self, label, default=0, min=-20, max=20, description='Set Float', format='text'):
          
  
          obj = self.load(label)
          if obj == None:
              obj=default
              self.save(obj, label)  # initialize with default
  
          floatw = FloatSlider(value=obj, min=min, max=max, description=description)
          hndl = interact(self.save, obj=floatw, label=fixed(label), format=fixed(format))
docs: Set float in a notebook pipeline (via interaction or with nbconvert)