fix: create default metadata.py file for noarch packages

.github/workflows/release-wave.yml

@@ -75,7 +75,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Publish to Conda
-        uses: amauryval/publish_conda_package_action@2.0.3
+        uses: marek-mihok/publish_conda_package_action@v1.0.1
         with:
           CondaDir: 'py/h2o_wave/conda'
           Platforms: 'noarch'

py/h2o_wave/Makefile

@@ -8,4 +8,5 @@ build: purge
 	../venv/bin/python3 -m build --wheel
 
 purge: ## Purge previous build
+	rm -f h2o_wave/metadata.py
 	rm -rf build dist h2o_wave.egg-info

py/h2o_wave/hatch_build.py

@@ -6,6 +6,15 @@
 from hatchling.metadata.plugin.interface import MetadataHookInterface
 
 
+# Creates a metadata file to get easy access to platform/OS arch when needed.
+def create_metadata_file(platform: str, arch: str):
+    with open(os.path.join('h2o_wave', 'metadata.py'), 'w') as f:
+        f.write(f'''
+# Generated in hatch_build.py.
+__platform__ = "{platform}"
+__arch__ = "{arch}"
+        ''')
+
 class CustomMetadataHook(MetadataHookInterface):
     def update(self, metadata: dict) -> None:
         metadata['version'] = os.environ.get('VERSION', metadata['version'])
@@ -15,6 +24,8 @@ class CustomBuildHook(BuildHookInterface):
     def initialize(self, _version, build_data):
         platform = os.environ.get('H2O_WAVE_PLATFORM')
         if not platform:
+            # Create a default metadata file in case of noarch builds.
+            create_metadata_file('linux', 'amd64')
             return
 
         build_data['tag'] = f'py3-none-{platform}'
@@ -38,13 +49,7 @@ def initialize(self, _version, build_data):
         self.copy_files(binaries_path, 'tmp', ['demo', 'examples', 'test'])
         self.copy_files('project_templates', 'tmp', [], True)
 
-        # Create a metadata file to get easy access to platform/OS arch when needed.
-        with open(os.path.join('h2o_wave', 'metadata.py'), 'w') as f:
-            f.write(f'''
-# Generated in hatch_build.py.
-__platform__ = "{operating_system}"
-__arch__ = "{arch}"
-        ''')
+        create_metadata_file(operating_system, arch)
 
     def copy_files(self, src, dst, ignore, keep_dir=False) -> None:
         for file_name in os.listdir(src):