On Sat, Jul 4, 2020 at 1:56 PM Robert Kern <robert.k...@gmail.com> wrote: ....
> > 3. Is there a way of telling the number of draws a generator did? >> >> The use case is to checkpoint the number of draws and `.advance` the >> bit generator when resuming from the checkpoint. (The runs are longer >> then the batch queue limits). >> > > There are computations you can do on the internal state of PCG64 and > Philox to get this information, but not in general, no. I do recommend > serializing the Generator or BitGenerator (or at least the BitGenerator's > .state property, which is a nice JSONable dict for PCG64) for checkpointing > purposes. Among other things, there is a cached uint32 for when odd numbers > of uint32s are drawn that you might need to handle. The state of the > default PCG64 is much smaller than MT19937. It's less work and more > reliable than computing that distance and storing the original seed and the > distance. > > -- > Robert Kern > Sorry, you lost me here. If I want to save, restore the state of a generator, can I use pickle/unpickle? -- *Those who don't understand recursion are doomed to repeat it*
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