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load.py

@@ -1,21 +1,11 @@
 from typing import Union
-
 from datasets import DatasetDict
-
-from .artifact import Artifact
-from .catalog import LocalCatalog
+from .artifact import fetch_artifact
 from .operator import StreamSource
 
 
-def load_stream(source_name_or_path: str) -> StreamSource:
-    if Artifact.is_artifact_file(source_name_or_path):
-        return Artifact.load(source_name_or_path)
-    else:
-        return LocalCatalog().load(source_name_or_path)
-
-
 def load_dataset(source: Union[StreamSource, str]) -> DatasetDict:
     assert isinstance(source, (StreamSource, str)), "source must be a StreamSource or a string"
     if isinstance(source, str):
-        source = load_stream(source)
-    return source().to_dataset()
+        artifact, _ = fetch_artifact(source)
+    return artifact().to_dataset()