using on_some_change instead of multiple on(...)
using on_some_change instead of multiple on(...)

bloomberg/bqplot,SylvainCorlay/bqplot,ChakriCherukuri/bqplot,ChakriCherukuri/bqplot,SylvainCorlay/bqplot,bloomberg/bqplot,ssunkara1/bqplot,dmadeka/bqplot,SylvainCorlay/bqplot,dmadeka/bqplot,ChakriCherukuri/bqplot,bloomberg/bqplot,ssunkara1/bqplot