GHA: Print some basic system information for the logs

.github/workflows/lint.yml

@@ -20,6 +20,9 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
 
+    - name: Build system information
+      run: python .github/workflows/system-info.py
+
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/system-info.py

@@ -0,0 +1,25 @@
+"""
+Print out some handy system info like Travis CI does.
+
+This sort of info is missing from GitHub Actions.
+
+Requested here:
+https://github.com/actions/virtual-environments/issues/79
+"""
+import os
+import platform
+import sys
+
+print("Build system information")
+print()
+
+print("sys.version\t\t", sys.version.split("\n"))
+print("os.name\t\t\t", os.name)
+print("sys.platform\t\t", sys.platform)
+print("platform.system()\t", platform.system())
+print("platform.machine()\t", platform.machine())
+print("platform.platform()\t", platform.platform())
+print("platform.version()\t", platform.version())
+print("platform.uname()\t", platform.uname())
+if sys.platform == "darwin":
+    print("platform.mac_ver()\t", platform.mac_ver())

.github/workflows/test-docker.yml

@@ -29,6 +29,9 @@ jobs:
     steps:
     - uses: actions/checkout@v1
 
+    - name: Build system information
+      run: python .github/workflows/system-info.py
+
     - name: Docker pull
       run: |
         docker pull pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }}

.github/workflows/test-windows.yml

@@ -70,6 +70,9 @@ jobs:
         python-version: ${{ matrix.python-version }}
         architecture: ${{ matrix.architecture }}
 
+    - name: Build system information
+      run: python .github/workflows/system-info.py
+
     - name: pip install wheel pytest pytest-cov
       run: |
         "%pythonLocation%\python.exe" -m pip install wheel pytest pytest-cov

.github/workflows/test.yml

@@ -55,6 +55,9 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
 
+    - name: Build system information
+      run: python .github/workflows/system-info.py
+
     - name: Install Linux dependencies
       if: startsWith(matrix.os, 'ubuntu')
       run: |