Merge pull request #9163 from khoaguin/fix-repr-no-datasets

Fix `dataset.getall()` shows `DictTuple()` when there are no datasets

packages/syft/src/syft/service/worker/worker_pool.py

@@ -188,7 +188,7 @@ def _coll_repr_(self) -> dict[str, Any]:
             "Created at": str(self.created_at),
         }
 
-    def _repr_html_(self) -> Any:
+    def _repr_html_(self) -> str:
         return f"""
             <div class='syft-dataset'>
             <h3>{self.name}</h3>

packages/syft/src/syft/types/dicttuple.py

@@ -238,6 +238,14 @@ def __getitem__(self, __key: _KT | slice | SupportsIndex, /) -> _VT | Self:
     def __repr__(self) -> str:
         return f"{self.__class__.__qualname__}{super().__repr__()}"
 
+    def _repr_html_(self) -> str:
+        super_repr_html = getattr(super(), "_repr_html_", None)
+        if super_repr_html is None:
+            return repr(self)
+        if len(self) == 0:  # empty DictTuple
+            return "0 records"
+        return super_repr_html()
+
     def keys(self) -> KeysView[_KT]:
         return self.__mapping.keys()