make sure SparseMatrixColorings import is correct

Author: jClugstor

lib/OrdinaryDiffEqDifferentiation/src/OrdinaryDiffEqDifferentiation.jl

@@ -3,8 +3,6 @@ module OrdinaryDiffEqDifferentiation
 import ADTypes
 import ADTypes: AutoFiniteDiff, AutoForwardDiff, AbstractADType, AutoSparse
 
-import SparseMatrixColorings: GreedyColoringAlgorithm
-
 import ForwardDiff, FiniteDiff
 import ForwardDiff.Dual
 import LinearSolve
@@ -28,6 +26,7 @@ using DiffEqBase: TimeGradientWrapper,
                   UDerivativeWrapper
 using SciMLBase: AbstractSciMLOperator, constructorof, @set
 using SciMLOperators
+import SparseMatrixColorings
 import OrdinaryDiffEqCore
 using OrdinaryDiffEqCore: OrdinaryDiffEqAlgorithm, OrdinaryDiffEqAdaptiveImplicitAlgorithm,
                           DAEAlgorithm,
@@ -54,8 +53,6 @@ using FastBroadcast: @..
 
 using ConcreteStructs: @concrete
 
-import SparseMatrixColorings: GreedyColoringAlgorithm, column_colors, ColoringProblem, coloring
-
 @static if isdefined(DiffEqBase, :OrdinaryDiffEqTag)
     import DiffEqBase: OrdinaryDiffEqTag
 else

lib/OrdinaryDiffEqDifferentiation/src/derivative_wrappers.jl

@@ -377,9 +377,9 @@ function sparsity_colorvec(f, x)
         end
     end
 
-    col_alg = GreedyColoringAlgorithm()
-    col_prob = ColoringProblem()
+    col_alg = SparseMatrixColorings.GreedyColoringAlgorithm()
+    col_prob = SparseMatrixColorings.ColoringProblem()
     colorvec = DiffEqBase.has_colorvec(f) ? f.colorvec :
-               (isnothing(sparsity) ? (1:length(x)) : column_colors(coloring(sparsity, col_prob, col_alg)))
+               (isnothing(sparsity) ? (1:length(x)) : SparseMatrixColorings.column_colors(SparseMatrixColorings.coloring(sparsity, col_prob, col_alg)))
     sparsity, colorvec
 end