Fix NgramExtractingTransformer GetSlotNames to not allocate a new delegate on every invoke. #4247
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…egate on every invoke. This was showing up as allocating a huge number of delegates for no reason.
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Using @ganik's NimbusML PR as a test benchmark, I'm seeing the following results. Before this change: After: |
KsenijaS
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Sep 27, 2019
…egate on every invoke. (dotnet#4247) This was showing up as allocating a huge number of delegates for no reason.
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This was showing up as allocating a huge number of delegates for no reason.
I removed the delegate all together and just pass the VBuffer in.