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Mark Sampling context as not needing derivatives #556

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merged 5 commits into from
Nov 21, 2023
Merged

Mark Sampling context as not needing derivatives #556

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a1d1b35
Mark Sampling context as not needing derivatives
wsmoses Nov 8, 2023
9158c3e
Mark Sampling context as not needing derivatives
wsmoses Nov 8, 2023
8ac0f04
Fix format
devmotion Nov 21, 2023
80a18b2
Fix Project.toml
devmotion Nov 21, 2023
b3a3757
Qualify SamplingContext
devmotion Nov 21, 2023
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4 changes: 4 additions & 0 deletions Project.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -24,9 +24,11 @@ ZygoteRules = "700de1a5-db45-46bc-99cf-38207098b444"

[weakdeps]
MCMCChains = "c7f686f2-ff18-58e9-bc7b-31028e88f75d"
EnzymeCore = "f151be2c-9106-41f4-ab19-57ee4f262869"

[extensions]
DynamicPPLMCMCChainsExt = ["MCMCChains"]
DynamicPPLMCMCEnzymeCoreExt = ["EnzymeCore"]
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[compat]
AbstractMCMC = "5"
Expand All @@ -38,6 +40,7 @@ Compat = "4"
ConstructionBase = "1.5.4"
Distributions = "0.25"
DocStringExtensions = "0.9"
EnzymeCore = "0.6"
LogDensityProblems = "2"
MCMCChains = "6"
MacroTools = "0.5.6"
Expand All @@ -52,3 +55,4 @@ julia = "1.6"

[extras]
MCMCChains = "c7f686f2-ff18-58e9-bc7b-31028e88f75d"
EnzymeCore = "f151be2c-9106-41f4-ab19-57ee4f262869"
13 changes: 13 additions & 0 deletions ext/DynamicPPLEnzymeCoreExt.jl
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@@ -0,0 +1,13 @@
module DynamicPPLEnzymeCoreExt

if isdefined(Base, :get_extension)
using DynamicPPL: DynamicPPL
using EnzymeCore
else
using ..DynamicPPL: DynamicPPL
using ..EnzymeCore
end

@inline EnzymeCore.EnzymeRules.inactive_type(::Type{T}) where {T<:SamplingContext} = true
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end
3 changes: 3 additions & 0 deletions src/DynamicPPL.jl
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Expand Up @@ -189,6 +189,9 @@ end
@require MCMCChains = "c7f686f2-ff18-58e9-bc7b-31028e88f75d" include(
"../ext/DynamicPPLMCMCChainsExt.jl"
)
@require EnzymeCore = "f151be2c-9106-41f4-ab19-57ee4f262869" include(
"../ext/DynamicPPLEnzymeCoreExt.jl"
)
end
end

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1 change: 1 addition & 0 deletions test/Project.toml
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Expand Up @@ -7,6 +7,7 @@ Distributed = "8ba89e20-285c-5b6f-9357-94700520ee1b"
Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"
DistributionsAD = "ced4e74d-a319-5a8a-b0ac-84af2272839c"
Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
EnzymeCore = "f151be2c-9106-41f4-ab19-57ee4f262869"
ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
LogDensityProblems = "6fdf6af0-433a-55f7-b3ed-c6c6e0b8df7c"
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3 changes: 3 additions & 0 deletions test/contexts.jl
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Expand Up @@ -16,6 +16,8 @@ using DynamicPPL:
hasconditioned_nested,
getconditioned_nested

using EnzymeCore

# Dummy context to test nested behaviors.
struct ParentContext{C<:AbstractContext} <: AbstractContext
context::C
Expand Down Expand Up @@ -252,6 +254,7 @@ end
@test SamplingContext(Random.default_rng(), DefaultContext()) == context
@test SamplingContext(SampleFromPrior(), DefaultContext()) == context
@test SamplingContext(SampleFromPrior(), DefaultContext()) == context
@test EnzymeCore.EnzymeRules.inactive_type(typeof(context))
end

@testset "FixedContext" begin
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