Update GitHub actions versions of actions/setup-python and actions/checkout

.github/workflows/checks.yml

@@ -18,9 +18,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: 3.8
 

.github/workflows/coverage.yml

@@ -20,10 +20,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.8
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.8
 

.github/workflows/dockerimage.yml

@@ -41,7 +41,7 @@ jobs:
     # This action cannot be executed in the forked repository.
     if: github.repository == 'optuna/optuna'
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set ENV
       run: |

.github/workflows/mac-tests.yml

@@ -24,10 +24,10 @@ jobs:
     if: (github.event_name == 'schedule' && github.repository == 'optuna/optuna') || (github.event_name != 'schedule')
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.8
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.8
 

.github/workflows/matplotlib-tests.yml

@@ -19,10 +19,10 @@ jobs:
     if: (github.event_name == 'schedule' && github.repository == 'optuna/optuna') || (github.event_name != 'schedule')
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.8
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.8
 

.github/workflows/performance-benchmarks-bayesmark.yml

@@ -43,10 +43,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.9
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.9
 
@@ -103,7 +103,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@master
+      uses: actions/checkout@v4
 
     - name: Download partial reports
       uses: actions/download-artifact@v2
@@ -112,7 +112,7 @@ jobs:
         path: partial
 
     - name: Setup Python3.9
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.9
 

.github/workflows/performance-benchmarks-kurobako.yml

@@ -39,10 +39,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.9
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.9
 

.github/workflows/performance-benchmarks-mo-kurobako.yml

@@ -31,10 +31,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.9
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.9
 

.github/workflows/performance-benchmarks-naslib.yml

@@ -39,10 +39,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.8
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.8
 

.github/workflows/pypi-publish.yml

@@ -20,9 +20,9 @@ jobs:
     if: github.repository == 'optuna/optuna'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python 3.8
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.8
 

.github/workflows/reviewdog.yml

@@ -13,9 +13,9 @@ jobs:
     steps:
 
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: 3.8
 

.github/workflows/speed-benchmarks.yml

@@ -13,10 +13,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.11
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.11
 

.github/workflows/sphinx-build.yml

@@ -17,9 +17,9 @@ jobs:
 
     steps:
 
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: 3.8
 
@@ -72,9 +72,9 @@ jobs:
 
     steps:
 
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: 3.8
 

.github/workflows/tests-storage.yml

@@ -69,10 +69,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
 

.github/workflows/tests-with-minimum-versions.yml

@@ -33,10 +33,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
 

.github/workflows/tests.yml

@@ -44,10 +44,10 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
 

.github/workflows/windows-tests.yml

@@ -24,10 +24,10 @@ jobs:
     if: (github.event_name == 'schedule' && github.repository == 'optuna/optuna') || (github.event_name != 'schedule')
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python3.9
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: "3.9"