Fix: Improve beta property to handle None and empty report_url

Author: mreid-tt

spkrepo/models.py

@@ -462,7 +462,7 @@ def version_string(self):
 
     @hybrid_property
     def beta(self):
-        return self.report_url != None  # noqa: E711
+        return bool(self.report_url)  # Treats None and "" as False
 
     @hybrid_property
     def all_builds_active(self):
@@ -484,6 +484,10 @@ def all_builds_active(cls):
             .label("total_builds")
         )
 
+    @beta.expression
+    def beta(cls):
+        return db.and_(cls.report_url.isnot(None), cls.report_url != "")
+
     @property
     def path(self):
         return os.path.join(self.package.name, str(self.version))