onecycle

			onecycle(nsteps, max_val, [start_val, end_val; pct_start])

Creates a one-cycle Schedule over nsteps steps from start_val
over max_val to end_val .

Examples

			
			epochlength = length(traindataiter)
cb = Scheduler(LearningRate => onecycle(10epochlength, 0.01))
learner = Learner(<args>...; callbacks=[cb])