Handle ChainRulesCore.NotImplemented
#1205
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The test error with Julia nightly seems unrelated. |
CarloLucibello
approved these changes
Apr 13, 2022
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Return
nothinginstead ofChainRulesCore.NotImplemented, similar to e.g.ChainRules.AbstractZero.While this means - once again - dropping information present in CR types and hence makes the type less useful when used together with Zygote, it fixes problems such as #1204 that occur because Zygote pullbacks do not handle
NotImplemented.nothing, however, is already supported throughout Zygote.Fixes #1204.