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Make it easier to restart a simulation from a checkpoint with additional passive tracers #2938

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merged 2 commits into from
Feb 23, 2023
Merged

Make it easier to restart a simulation from a checkpoint with additional passive tracers #2938

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1a91eea
rethrow error if it's not the expected type
tomchor Feb 22, 2023
58cadff
change from try-catch to if-else
tomchor Feb 22, 2023
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26 changes: 15 additions & 11 deletions src/OutputWriters/checkpointer.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -209,12 +209,12 @@ function set!(model, filepath::AbstractString)
model_fields = prognostic_fields(model)

for name in propertynames(model_fields)
try
if string(name) ∈ keys(file) # Test if variable exist in checkpoint
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I like this! Easier to understand when reading it

parent_data = file["$name/data"]
model_field = model_fields[name]
copyto!(model_field.data.parent, parent_data)
catch
@warn "Could not retore $name from checkpoint."
else
@warn "Field $name does not exist in checkpoint and could not be restored."
end
end

Expand All @@ -236,17 +236,21 @@ end

function set_time_stepper_tendencies!(timestepper, file, model_fields)
for name in propertynames(model_fields)
# Tendency "n"
parent_data = file["timestepper/Gⁿ/$name/data"]
if string(name) ∈ keys(file["timestepper/Gⁿ"]) # Test if variable tendencies exist in checkpoint
# Tendency "n"
parent_data = file["timestepper/Gⁿ/$name/data"]

tendencyⁿ_field = timestepper.Gⁿ[name]
copyto!(tendencyⁿ_field.data.parent, parent_data)
tendencyⁿ_field = timestepper.Gⁿ[name]
copyto!(tendencyⁿ_field.data.parent, parent_data)

# Tendency "n-1"
parent_data = file["timestepper/G⁻/$name/data"]
# Tendency "n-1"
parent_data = file["timestepper/G⁻/$name/data"]

tendency⁻_field = timestepper.G⁻[name]
copyto!(tendency⁻_field.data.parent, parent_data)
tendency⁻_field = timestepper.G⁻[name]
copyto!(tendency⁻_field.data.parent, parent_data)
else
@warn "Tendencies for $name do not exist in checkpoint and could not be restored."
end
end

return nothing
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