postgresml
diff --git a/‎pgml-extension/requirements.txt
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diff --git a/‎pgml-extension/src/bindings/transformers.py
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+4Lines changed: 4 additions & 0 deletions b/‎pgml-extension/src/bindings/transformers.py
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+4Lines changed: 4 additions & 0 deletions
diff --git a/‎pgml-extension/src/bindings/transformers.rs
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+12-5Lines changed: 12 additions & 5 deletions b/‎pgml-extension/src/bindings/transformers.rs
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+12-5Lines changed: 12 additions & 5 deletions
@@ -19,3 +19,4 @@ tqdm==4.65.0
 transformers==4.29.2
 xgboost==1.7.5
 langchain==0.0.180
+einops==0.6.1
@@ -97,6 +97,10 @@ def transform(task, args, inputs):
     ensure_device(task)
     convert_dtype(task)
 
+    model = task.get("model", None)
+    if model and "tokenizer" not in task:
+        task["tokenizer"] = AutoTokenizer.from_pretrained(model)
+
     if key not in __cache_transform_pipeline_by_task:
         __cache_transform_pipeline_by_task[key] = transformers.pipeline(**task)
     pipe = __cache_transform_pipeline_by_task[key]
 
@@ -35,17 +35,24 @@ pub fn transform(
     let results = Python::with_gil(|py| -> String {
         let transform: Py<PyAny> = PY_MODULE.getattr(py, "transform").unwrap().into();
 
-        transform
+        let result = transform
             .call1(
                 py,
                 PyTuple::new(
                     py,
                     &[task.into_py(py), args.into_py(py), inputs.into_py(py)],
                 ),
-            )
-            .unwrap()
-            .extract(py)
-            .unwrap()
+            );
+
+        let result = match result {
+            Err(e) => {
+                let traceback = e.traceback(py).unwrap().format().unwrap();
+                error!("{traceback} {e}")
+            }
+            Ok(o) => o.extract(py).unwrap(),
+        };
+
+        result
     });
     serde_json::from_str(&results).unwrap()
 }