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Add support for Adapt which enables converting tensor networks to GPU #187

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merged 4 commits into from
May 30, 2024
Merged

Add support for Adapt which enables converting tensor networks to GPU #187

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ce6909e
Add support for Adapt
mtfishman May 30, 2024
33c1101
Fix test
mtfishman May 30, 2024
b694199
Remove show
mtfishman May 30, 2024
3926993
Bump to v0.11.13
mtfishman May 30, 2024
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6 changes: 5 additions & 1 deletion Project.toml
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
name = "ITensorNetworks"
uuid = "2919e153-833c-4bdc-8836-1ea460a35fc7"
authors = ["Matthew Fishman <[email protected]>, Joseph Tindall <[email protected]> and contributors"]
version = "0.11.12"
version = "0.11.13"

[deps]
AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
Expand Down Expand Up @@ -36,19 +36,22 @@ TimerOutputs = "a759f4b9-e2f1-59dc-863e-4aeb61b1ea8f"
TupleTools = "9d95972d-f1c8-5527-a6e0-b4b365fa01f6"

[weakdeps]
Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
EinExprs = "b1794770-133b-4de1-afb4-526377e9f4c5"
GraphsFlows = "06909019-6f44-4949-96fc-b9d9aaa02889"
OMEinsumContractionOrders = "6f22d1fd-8eed-4bb7-9776-e7d684900715"
Observers = "338f10d5-c7f1-4033-a7d1-f9dec39bcaa0"

[extensions]
ITensorNetworksAdaptExt = "Adapt"
ITensorNetworksEinExprsExt = "EinExprs"
ITensorNetworksGraphsFlowsExt = "GraphsFlows"
ITensorNetworksOMEinsumContractionOrdersExt = "OMEinsumContractionOrders"
ITensorNetworksObserversExt = "Observers"

[compat]
AbstractTrees = "0.4.4"
Adapt = "4"
Combinatorics = "1"
Compat = "3, 4"
DataGraphs = "0.2.3"
Expand Down Expand Up @@ -82,6 +85,7 @@ TupleTools = "1.4"
julia = "1.10"

[extras]
Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
EinExprs = "b1794770-133b-4de1-afb4-526377e9f4c5"
GraphsFlows = "06909019-6f44-4949-96fc-b9d9aaa02889"
OMEinsumContractionOrders = "6f22d1fd-8eed-4bb7-9776-e7d684900715"
Expand Down
14 changes: 14 additions & 0 deletions ext/ITensorNetworksAdaptExt/ITensorNetworksAdaptExt.jl
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Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
module ITensorNetworksAdaptExt
using Adapt: Adapt, adapt
using ITensorNetworks: AbstractITensorNetwork, map_vertex_data_preserve_graph
function Adapt.adapt_structure(to, tn::AbstractITensorNetwork)
# TODO: Define and use:
#
# @preserve_graph map_vertex_data(adapt(to), tn)
#
# or just:
#
# @preserve_graph map(adapt(to), tn)
return map_vertex_data_preserve_graph(adapt(to), tn)
end
end
1 change: 1 addition & 0 deletions test/Project.toml
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
[deps]
AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
Compat = "34da2185-b29b-5c13-b0c7-acf172513d20"
DataGraphs = "b5a273c3-7e6c-41f6-98bd-8d7f1525a36a"
Dictionaries = "85a47980-9c8c-11e8-2b9f-f7ca1fa99fb4"
Expand Down
5 changes: 5 additions & 0 deletions test/test_ext/Project.toml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
[deps]
Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
ITensorNetworks = "2919e153-833c-4bdc-8836-1ea460a35fc7"
ITensors = "9136182c-28ba-11e9-034c-db9fb085ebd5"
NamedGraphs = "678767b0-92e7-4007-89e4-4527a8725b19"
23 changes: 23 additions & 0 deletions test/test_ext/test_itensornetworksadaptext.jl
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@eval module $(gensym())
using Adapt: Adapt, adapt
using NamedGraphs.NamedGraphGenerators: named_grid
using ITensorNetworks: random_tensornetwork, siteinds
using ITensors: ITensors
using Test: @test, @testset

struct SinglePrecisionAdaptor end
single_precision(::Type{<:AbstractFloat}) = Float32
single_precision(type::Type{<:Complex}) = complex(single_precision(real(type)))
Adapt.adapt_storage(::SinglePrecisionAdaptor, x) = single_precision(eltype(x)).(x)

@testset "Test ITensorNetworksAdaptExt (eltype=$elt)" for elt in (
Float32, Float64, Complex{Float32}, Complex{Float64}
)
g = named_grid((2, 2))
s = siteinds("S=1/2", g)
tn = random_tensornetwork(elt, s)
@test ITensors.scalartype(tn) === elt
tn′ = adapt(SinglePrecisionAdaptor(), tn)
@test ITensors.scalartype(tn′) === single_precision(elt)
end
end
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