fix bug when error is reported

Author: Matt Sokoloff

labelbox/schema/task.py

@@ -90,7 +90,9 @@ def result(self) -> Dict[str, Any]:
         if self.status == "COMPLETE":
             return self._fetch_remote(self.result_url)
         elif self.status == "FAILED":
-            raise Exception(f"Job failed. Errors : {self.errors()}")
+            errors = self.errors
+            message = errors.get('message') or errors
+            raise Exception(f"Job failed. Errors : {message}")
         else:
             raise Exception("Job state IN_PROGRESS. Result not available.")
 

tests/integration/test_task.py

@@ -1,3 +1,5 @@
+import pytest
+
 from labelbox import DataRow
 from labelbox.schema.data_row_metadata import DataRowMetadataField
 
@@ -24,6 +26,10 @@ def test_task_errors(dataset, image_url):
     assert task.status == "FAILED"
     assert task.errors is not None
     assert 'message' in task.errors
+    with pytest.raises(Exception) as exc_info:
+        task.result
+    assert str(exc_info.value).startswith(
+        "Job failed. Errors : Failed to validate the metadata")
 
 
 def test_task_success(dataset, image_url):