- extra fix, in case attributeerror is thrown by missing box

- add a gml:polygon test (currently fails, because owslib will not parse it)

Author: pvgenuchten

pygeometa/schemas/iso19139/__init__.py

@@ -148,6 +148,8 @@ def import_(self, metadata: str) -> dict:
                     ast.literal_eval(identification.extent.boundingBox.maxy)
                 ]
         except ValueError as err:
+            LOGGER.info(f'boundingBox empty: {err}')
+        except AttributeError as err:
             LOGGER.info(f'boundingBox missing: {err}')
 
         temp_extent = {