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fix run_batch unbound error (#3016)

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Stefano Fiorucci 2022-08-10 12:59:15 +02:00 committed by GitHub
parent 5d4e3bd7ca
commit 5778b6f9e9
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1 changed files with 1 additions and 1 deletions
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haystack/pipelines/base.py
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@ -600,8 +600,8 @@ class Pipeline:
raise PipelineError("For indexing, only a single query can be provided.")
if isinstance(labels, list):
raise PipelineError("For indexing, only one MultiLabel object can be provided as labels.")
flattened_documents: List[Document] = []
if documents and isinstance(documents[0], list):
flattened_documents: List[Document] = []
for doc_list in documents:
assert isinstance(doc_list, list)
flattened_documents.extend(doc_list)