some github project have a "NOASSERTION" license…

rainboard/models.py

@@ -930,13 +930,14 @@ def update_github(forge, namespace, data):
     repo_data = repo.api_data()
     if repo_data and 'license' in repo_data and repo_data['license']:
         if 'spdx_id' in repo_data['license'] and repo_data['license']['spdx_id']:
-            try:
-                license = License.objects.get(spdx_id=repo_data['license']['spdx_id'])
-            except License.DoesNotExist:
-                raise ValueError('No License with spdx_id=' + repo_data['license']['spdx_id'])
-            repo.license = license
-            if not project.license:
-                project.license = license
+            if repo_data['license']['spdx_id'] != 'NOASSERTION':
+                try:
+                    license = License.objects.get(spdx_id=repo_data['license']['spdx_id'])
+                except License.DoesNotExist:
+                    raise ValueError('No License with spdx_id=' + repo_data['license']['spdx_id'])
+                repo.license = license
+                if not project.license:
+                    project.license = license
         if 'source' in repo_data:
             repo.forked_from = repo_data['source']['id']
     repo.open_issues = repo_data['open_issues_count']