Replace Printf by Base.Ryu for Julia-1.4 (#298)

Author: dmbates

.github/workflows/Tier1.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        julia-version: [1.3]
+        julia-version: [1.4]
         julia-arch: [x64]
         os: [ubuntu-18.04, macos-10.15, windows-2019]
     steps:

.github/workflows/Tier2.yml

@@ -21,7 +21,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        julia-version: [1.3, 1.4.0-rc1]
+        julia-version: [1.4]
         julia-arch: [x64, x86]
         os: [ubuntu-18.04, macos-10.15, windows-2019]
         exclude:

Project.toml

@@ -14,7 +14,6 @@ NLopt = "76087f3c-5699-56af-9a33-bf431cd00edd"
 NamedArrays = "86f7a689-2022-50b4-a561-43c23ac3c673"
 Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
 PooledArrays = "2dfb63ee-cc39-5dd5-95bd-886bf059d720"
-Printf = "de0858da-6303-5e67-8744-51eddeeeb8d7"
 ProgressMeter = "92933f4c-e287-5a05-a399-4b506db050ca"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 Showoff = "992d4aef-0814-514b-bc4d-f2e9a6c4116f"
@@ -42,7 +41,7 @@ StatsBase = "0.31, 0.32"
 StatsFuns = "0.8, 0.9"
 StatsModels = "0.6"
 Tables = "1"
-julia = "1.3"
+julia = "1.4"
 
 [extras]
 DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"

src/MixedModels.jl

@@ -21,7 +21,7 @@ using StatsModels
 using Tables
 
 using LinearAlgebra: BlasFloat, BlasReal, HermOrSym, PosDefException, copytri!
-using Printf: @printf, @sprintf
+using Base: Ryu
 using GLM: Link, canonicallink
 
 using StatsFuns: log2π

src/generalizedlinearmixedmodel.jl

@@ -554,7 +554,8 @@ function Base.show(io::IO, m::GeneralizedLinearMixedModel)
     println(io, "  ", m.LMM.formula)
     println(io, "  Distribution: ", Distribution(m.resp))
     println(io, "  Link: ", GLM.Link(m.resp), "\n")
-    println(io, string("  Deviance: ", @sprintf("%.4f", deviance(m, nAGQ))), "\n")
+    println(io, "  Deviance: ", Ryu.writefixed(deviance(m, nAGQ), 4))
+    println(io)
 
     show(io, VarCorr(m))
 

src/likelihoodratiotest.jl

@@ -124,16 +124,16 @@ function Base.show(io::IO, lrt::LikelihoodRatioTest; digits=2)
 
 
     outrows[2, :] = ["[1]",
-                    @sprintf("%.0d", lrt.dof[1]),
-                    @sprintf("%.4f", lrt.deviance[1]),
+                    string(lrt.dof[1]),
+                    Ryu.writefixed(lrt.deviance[1], 4),
                     " "," ", " "]
 
     for i in 2:nr
         outrows[i+1, :] = ["[$i]",
-                           @sprintf("%.0d", lrt.dof[i]),
-                           @sprintf("%.4f", lrt.deviance[i]),
-                           @sprintf("%.4f", Δdev[i-1]),
-                           @sprintf("%.0d", Δdf[i-1]),
+                           string(lrt.dof[i]),
+                           Ryu.writefixed(lrt.deviance[i], 4),
+                           Ryu.writefixed(Δdev[i-1], 4),
+                           string(Δdf[i-1]),
                            string(StatsBase.PValue(lrt.pvalues[i-1]))]
     end
     colwidths = length.(outrows)

src/varcorr.jl

@@ -54,7 +54,7 @@ function Base.show(io::IO, vc::VarCorr)
             for l = 1:(j-1)
                 ρind += 1
                 ρval = ρ[ρind]
-                ρval === -0.0 ? write(io, "   .  ") : @printf(io, "%6.2f", ρval)
+                ρval === -0.0 ? write(io, "   .  ") : write(io, lpad(Ryu.writefixed(ρval, 2, true), 6))
             end
             println(io)
             firstrow = false