[CI] Update CI workflow

.github/workflows/main.yml

@@ -16,19 +16,20 @@ on:
 
 jobs:
   ubuntu-multiple-pythons:
-    name: Ubuntu 18.04 with Python ${{ matrix.python-version }}
-    runs-on: ubuntu-latest
+    name: Ubuntu with Python ${{ matrix.python-version }}
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: [ '3.5', '3.6', '3.7', '3.8' ]
+        python-version: [ '3.5', '3.6', '3.7', '3.8', '3.9' ]
+        os: ['ubuntu-18.04', 'ubuntu-20.04']
       fail-fast: false
     steps:
     - uses: actions/checkout@v2
       name: Checkout the repository
       with:
         submodules: recursive
     - name: Setup Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
         architecture: x64
@@ -45,18 +46,19 @@ jobs:
 
   macos-multiple-pythons:
     name: macOS with Python ${{ matrix.python-version }}
-    runs-on: macos-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         python-version: [ '3.5', '3.6', '3.7', '3.8' ]
+        os: ['macos-10.15', 'macos-11.0']
       fail-fast: false
     steps:
     - uses: actions/checkout@v2
       name: Checkout the repository
       with:
         submodules: recursive
     - name: Setup Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
         architecture: x64
@@ -85,7 +87,7 @@ jobs:
       with:
         submodules: recursive
     - name: Setup python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v2
       with:
         python-version: '3.8'
         architecture: x64
@@ -116,7 +118,7 @@ jobs:
         with:
           submodules: recursive
       - name: Setup Python
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v2
         with:
           python-version: '3.8'
           architecture: x64
@@ -174,15 +176,19 @@ jobs:
   run-examples:
     name: Run the Python examples using bash
     runs-on: ubuntu-18.04
+    strategy:
+      matrix:
+        python-version: ['3.5', '3.6', '3.7', '3.8', '3.9']
+      fail-fast: false
     steps:
       - uses: actions/checkout@v2
         name: Checkout the repository
         with:
           submodules: recursive
       - name: Setup Python
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v2
         with:
-          python-version: '3.8'
+          python-version: ${{ matrix.python-version }}
           architecture: x64
       - name: Install Apt dependencies
         run: sudo apt-get install libboost-dev gfortran graphviz liblapack-dev libblas-dev
@@ -221,7 +227,7 @@ jobs:
         name: Checkout the repository
         with:
           submodules: recursive
-      - uses: goanpeca/setup-miniconda@v1
+      - uses: conda-incubator/setup-miniconda@v2
         with:
           auto-update-conda: true
           python-version: 3.8
@@ -231,7 +237,7 @@ jobs:
       - name: Install conda dependencies
         shell: bash -l {0}
         run: |
-          conda install -q sundials=${{ matrix.sundials-ver}} scons numpy ruamel_yaml \
+          conda install -q sundials=${{ matrix.sundials-ver }} scons numpy ruamel_yaml \
           cython libboost fmt eigen yaml-cpp h5py pandas
       - name: Build Cantera
         run: |
@@ -252,7 +258,7 @@ jobs:
       with:
         submodules: recursive
     - name: Setup python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v2
       with:
         python-version: '3.8'
         architecture: x64
@@ -276,7 +282,7 @@ jobs:
       matrix:
         os: ['windows-2019']
         vs-toolset: ['14.0', '14.2']
-        python-version: [ '3.5', '3.6', '3.7', '3.8' ]
+        python-version: [ '3.5', '3.6', '3.7', '3.8', '3.9' ]
         # Must use windows-2016 image because it installs VS2017 (MSVC 14.1)
         # Scons cannot find MSVC 14.1 when VS2019 is installed
         include:
@@ -292,24 +298,27 @@ jobs:
           - os: 'windows-2016'
             vs-toolset: '14.1'
             python-version: '3.8'
+          - os: 'windows-2016'
+            vs-toolset: '14.1'
+            python-version: '3.9'
       fail-fast: false
     steps:
       - uses: actions/checkout@v2
         name: Checkout the repository
         with:
           submodules: recursive
       - name: Set Up Python
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
-          architecture: 'x64'
+          architecture: x64
       - name: Install Python dependencies
         run: |
           python -m pip install -U pip 'setuptools>=47.0.0,<48'
           python -m pip install scons pypiwin32 numpy ruamel.yaml cython h5py pandas
       - name: Build Cantera
         run: |
-          scons build -j2 boost_inc_dir=%BOOST_ROOT_1_69_0% debug=n VERBOSE=y python_package=full ^
+          scons build -j2 boost_inc_dir=%BOOST_ROOT_1_72_0% debug=n VERBOSE=y python_package=full ^
           msvc_version=${{ matrix.vs-toolset }} f90_interface=n
         shell: cmd
       - name: Test Cantera

src/kinetics/RxnRates.cpp

@@ -103,7 +103,7 @@ void Plog::validate(const std::string& equation)
             if (k < 0) {
                 format_to(err_reactions,
                           "\nInvalid rate coefficient for reaction '{}'\n"
-                          "at P = {:.5g}, T = {}\n",
+                          "at P = {:.5g}, T = {:.1f}\n",
                           equation, std::exp(iter->first), T[i]);
             }
         }