Automatic Mixed Precision package - tensorplay.amp

Autocasting

`tensorplay.amp.autocast_mode.is_autocast_available`
`tensorplay.amp.autocast_mode.autocast`	Instances of `autocast` serve as context managers or decorators that allow regions of your script to run in mixed precision.
`tensorplay.amp.autocast_mode.custom_fwd`	Create a helper decorator for `forward` methods of custom autograd functions.
`tensorplay.amp.autocast_mode.custom_bwd`	Create a helper decorator for backward methods of custom autograd functions.

`tensorplay.amp.grad_scaler.GradScaler`	An instance `scaler` of `GradScaler`.
`tensorplay.amp.is_autocast_available`