fix for H5S_UNLIMITED

Author: jreadey

src/h5json/dset_util.py

@@ -256,7 +256,7 @@ def validateLayout(shape_json, type_json, layout):
             if max_dims is None:
                 if chunk_extent > dim_extent:
                     msg = "Invalid layout value"
-                    raise ValueError(reason=msg)
+                    raise ValueError(msg)
             elif max_dims[i] not in (0, "H5S_UNLIMITED"):
                 if chunk_extent > max_dims[i]:
                     msg = "Invalid layout value for extensible dimension"

src/h5json/hdf5db.py

@@ -346,7 +346,7 @@ def getObjectById(self, obj_id, refresh=False):
         """ return object with given id """
         self._checkReader()
         obj_id = getHashTagForId(obj_id)
-        if obj_id not in self.db or refresh:
+        if obj_id not in self.db or (refresh and not self.is_new(obj_id)):
             # load the obj from the reader
             self.log.debug(f"getObjectById - fetching {obj_id} from reader")
             obj_json = self.reader.getObjectById(obj_id)