fix model printing (#53)

Author: GiggleLiu

src/Core.jl

@@ -19,21 +19,19 @@ $(TYPEDEF)
 
 ### Fields
 * `nvars` is the number of variables,
-* `nclique` is the number of cliques,
 * `cards` is a vector of cardinalities for variables,
 * `factors` is a vector of factors,
 """
 struct UAIModel{ET, FT <: Factor{ET}}
     nvars::Int
-    nclique::Int
     cards::Vector{Int}
     factors::Vector{FT}
 end
 
 Base.show(io::IO, ::MIME"text/plain", uai::UAIModel) = Base.show(io, uai)
 function Base.show(io::IO, uai::UAIModel)
-    println(io, "UAIModel(nvars = $(uai.nvars), nclique = $(uai.nclique))")
-    println(io, " variables :")
+    println(io, "UAIModel(nvars = $(uai.nvars), nfactors = $(length(uai.factors))")
+    println(io, " cards : $(uai.cards)")
     println(io, " factors : ")
     for (k, f) in enumerate(uai.factors)
         print(io, "  $(summary(f))")

src/utils.jl

@@ -59,7 +59,7 @@ function read_model_from_string(str::AbstractString; factor_eltype = Float64)::U
     # Wrap the tables with their corresponding scopes in an array of Factor type
     factors = [Factor{factor_eltype, length(scope)}(Tuple(scope), table) for (scope, table) in zip(scopes_sorted, tables_sorted)]
 
-    return UAIModel(nvars, ntables, cards, factors)
+    return UAIModel(nvars, cards, factors)
 end
 
 """
@@ -304,4 +304,4 @@ function get_artifact_path(artifact_name::String)
     Pkg.ensure_artifact_installed(artifact_name, artifact_toml)
     artifact_hash = Pkg.Artifacts.artifact_hash(artifact_name, artifact_toml)
     return Pkg.Artifacts.artifact_path(artifact_hash)
-end
+end