Build Python per version

.github/workflows/python.yml

@@ -11,6 +11,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
+        python: [3.5, 3.6, 3.7, 3.8]
         include:
           - os: ubuntu-latest
             ARCH: linux-x86_64
@@ -33,7 +34,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v1
         with:
-          python-version: '3.5'
+          python-version: ${{ matrix.python }}
           architecture: 'x64'
       - name: Set up Rust
         uses: actions-rs/toolchain@v1
@@ -50,7 +51,9 @@ jobs:
           AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
           AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
           AWS_REGION: us-west-2
-        run: aws s3 cp ./python/target/release/${{ matrix.LIBFILE }} s3://${{ secrets.AWS_S3_BUCKET }}/hyperbuild/bin/python/${{ steps.version.outputs.VERSION }}/${{ matrix.ARCH }}/hyperbuild.${{ matrix.PYEXT }}
+          PYTHON_VERSION: ${{ matrix.python }}
+        # Convert dots to underscores in Python version as Python uses dots to represent import hierarchy.
+        run: aws s3 cp ./python/target/release/${{ matrix.LIBFILE }} s3://${{ secrets.AWS_S3_BUCKET }}/hyperbuild/bin/python/${{ steps.version.outputs.VERSION }}/${{ matrix.ARCH }}-${PYTHON_VERSION//./_}/hyperbuild.${{ matrix.PYEXT }}
   package:
     runs-on: ubuntu-latest
     needs: build
@@ -66,6 +69,7 @@ jobs:
           python-version: '3.5'
           architecture: 'x64'
       - name: Install Python dependencies
+        # chrislennon/action-aws-cli@v1.1 interferes with installed Python libraries.
         run: |
           pip install --upgrade awscli
           pip install --upgrade wheel

.github/workflows/ruby.yml

@@ -21,6 +21,7 @@ jobs:
             FILE: 'libhyperbuild_ruby_lib.dylib'
     steps:
       - uses: actions/checkout@v1
+      # Install Ruby manually as actions/setup-ruby@v1 does not compile with `--enable-shared`.
       - name: Prepare for rbenv
         run: |
           cat << 'EOF' >> "$HOME/.bash_profile"

python/hyperbuild/__init__.py

@@ -1,16 +1,20 @@
-import platform
 import importlib
+import inspect
+import os
+import platform
+import sys
+
 
 def _load_native_module():
-    os_raw = platform.system()
-    if os_raw == "Linux":
-        os = "linux"
-    elif os_raw == "Darwin":
-        os = "macos"
-    elif os_raw == "Windows":
-        os = "windows"
+    os_name_raw = platform.system()
+    if os_name_raw == "Linux":
+        os_name = "linux"
+    elif os_name_raw == "Darwin":
+        os_name = "macos"
+    elif os_name_raw == "Windows":
+        os_name = "windows"
     else:
-        os = "unknown"
+        os_name = "unknown"
 
     os_arch_raw = platform.machine()
     if os_arch_raw == "AMD64" or os_arch_raw == "x86_64":
@@ -18,6 +22,11 @@ def _load_native_module():
     else:
         os_arch = "unknown"
 
-    return importlib.import_module(os + "-" + os_arch + ".hyperbuild")
+    this_folder = os.path.realpath(os.path.abspath(os.path.split(inspect.getfile(inspect.currentframe()))[0]))
+    sys.path.insert(0, this_folder)
+    module = importlib.import_module(''.join([os_name, "-", os_arch, '-', sys.version_info.major, '_', sys.version_info.minor, ".hyperbuild"]))
+    sys.path.pop(0)
+    return module
+
 
 minify = _load_native_module().minify