validator using pypi's rocrate

.github/workflows/validator_pypi_rocrate.yml

@@ -0,0 +1,54 @@
+name: pypi_rocrate
+# Validate if rocrate of pypi can open and parse it
+#    https://pypi.org/project/rocrate/
+
+on: [ push ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [ "3.10" ]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install rocrate
+      - name: validate
+        run: |
+          import os
+          import sys
+          import tempfile
+          from pathlib import Path
+          from zipfile import ZIP_DEFLATED
+          from zipfile import Path as ZPath
+          from zipfile import ZipFile
+          from rocrate.rocrate import ROCrate
+          from rocrate.model.entity import Entity
+          from rocrate.model.contextentity import ContextEntity
+
+          success = 0
+          for root, _, files in os.walk(".", topdown=False):
+              for name in files:
+                  if not name.endswith('.eln'):
+                    continue
+                  fileName = os.path.join(root, name)
+                  print(f'\n\nTry to parse: {fileName}')
+                  with ZipFile(fileName, 'r', compression=ZIP_DEFLATED) as elnFile:
+                      p = ZPath(elnFile)
+                      dirName = sorted(p.iterdir())[0]
+                      try:
+                          dirpath = Path(tempfile.mkdtemp())
+                          elnFile.extractall(dirpath)
+                          temppath= dirpath.joinpath(dirName.name)
+                          crate = ROCrate(temppath)
+                          for e in crate.get_entities():
+                              print(f'  {e.id}: {e.type}')
+                      except Exception:
+                          print("  *****  ERROR: Could not parse content of this file!!  *****")
+                          success = 1
+          sys.exit(success)
+        shell: python