fix: add unsafe=True to make code properly run (#10172)

schwartzadev · web-flow · commit 4d9c9bde9c13 · 2025-12-03T09:34:57.000+01:00
Without this change, `OutputAdapter` has an output of type string, which results in the following error:

&gt; Error: SentenceTransformersDocumentEmbedder expects a list of Documents as input.In case you want to embed a string, please use the SentenceTransformersTextEmbedder.

_Note: the cookbook repo's Jupyter Notebook should also be updated._
diff --git a/docs-website/versioned_docs/version-2.20/optimization/advanced-rag-techniques/hypothetical-document-embeddings-hyde.mdx b/docs-website/versioned_docs/version-2.20/optimization/advanced-rag-techniques/hypothetical-document-embeddings-hyde.mdx
@@ -53,7 +53,8 @@ prompt_builder = PromptBuilder(
 adapter = OutputAdapter(
     template="{{answers | build_doc}}",
     output_type=List[Document],
-    custom_filters={"build_doc": lambda data: [Document(content=d) for d in data]}
+    custom_filters={"build_doc": lambda data: [Document(content=d) for d in data]},
+    unsafe=True
 )
 
 embedder = SentenceTransformersDocumentEmbedder(model="sentence-transformers/all-MiniLM-L6-v2")

Original file line number	Diff line number	Diff line change
`@@ -53,7 +53,8 @@ prompt_builder = PromptBuilder(`
`53`	`53`	`adapter = OutputAdapter(`
`54`	`54`	`template="{{answers \| build_doc}}",`
`55`	`55`	`output_type=List[Document],`
`56`		`- custom_filters={"build_doc": lambda data: [Document(content=d) for d in data]}`
	`56`	`+ custom_filters={"build_doc": lambda data: [Document(content=d) for d in data]},`
	`57`	`+ unsafe=True`
`57`	`58`	`)`
`58`	`59`
`59`	`60`	`embedder = SentenceTransformersDocumentEmbedder(model="sentence-transformers/all-MiniLM-L6-v2")`