ANL-CEEESA/UnitCommitment.jl
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Implement UnitCommitment.write

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This commit is contained in:
Alinson S. Xavier
2021-05-27 18:01:05 -05:00
parent e2660f50f2
commit 99975db5cd
3 changed files with 19 additions and 9 deletions
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8
docs/usage.md
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@@ -52,11 +52,11 @@ model = UnitCommitment.build_model(
# Solve model # Solve model
UnitCommitment.optimize!(model) UnitCommitment.optimize!(model)
# Extract solution and write it to a file # Extract solution
solution = UnitCommitment.solution(model) solution = UnitCommitment.solution(model)
open("/path/to/output.json", "w") do file
JSON.print(file, solution, 2) # Write solution to a file
end UnitCommitment.write("/path/to/output.json", solution)
``` ```
### Solving benchmark instances ### Solving benchmark instances

11
src/model.jl
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@@ -578,7 +578,14 @@ function solution(model::JuMP.Model)
end end
function fix!(model::JuMP.Model, solution)::Nothing function write(filename::AbstractString, solution::AbstractDict)::Nothing
open(filename, "w") do file
JSON.print(file, solution, 2)
end
end
function fix!(model::JuMP.Model, solution::AbstractDict)::Nothing
instance, T = model[:instance], model[:instance].time instance, T = model[:instance], model[:instance].time
is_on = model[:is_on] is_on = model[:is_on]
prod_above = model[:prod_above] prod_above = model[:prod_above]
@@ -600,7 +607,7 @@ function fix!(model::JuMP.Model, solution)::Nothing
end end
function set_warm_start!(model::JuMP.Model, solution)::Nothing function set_warm_start!(model::JuMP.Model, solution::AbstractDict)::Nothing
instance, T = model[:instance], model[:instance].time instance, T = model[:instance], model[:instance].time
is_on = model[:is_on] is_on = model[:is_on]
prod_above = model[:prod_above] prod_above = model[:prod_above]

9
test/model_test.jl
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@@ -16,14 +16,17 @@ using UnitCommitment, LinearAlgebra, Cbc, JuMP
optimizer=optimizer, optimizer=optimizer,
variable_names=true, variable_names=true,
) )
@test name(model[:is_on]["g1", 1]) == "is_on[g1,1]" @test name(model[:is_on]["g1", 1]) == "is_on[g1,1]"
JuMP.write_to_file(model, "test.mps")
# Optimize and retrieve solution # Optimize and retrieve solution
UnitCommitment.optimize!(model) UnitCommitment.optimize!(model)
solution = UnitCommitment.solution(model) solution = UnitCommitment.solution(model)
# Write solution to a file
filename = tempname()
UnitCommitment.write(filename, solution)
loaded = JSON.parsefile(filename)
@test length(loaded["Is on"]) == 6
# Verify solution # Verify solution
@test UnitCommitment.validate(instance, solution) @test UnitCommitment.validate(instance, solution)