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Return signature on anthropic streaming + migrate to signature field instead of signature_delta [MINOR bump] (#9021)

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* Fix missing signature_delta in thinking blocks when streaming from Claude 3.7 (#8797)

Co-authored-by: Krish Dholakia <krrishdholakia@gmail.com>

* test: update test to enforce signature found

* feat(refactor-signature-param-to-be-'signature'-instead-of-'signature_delta'): keeps it in sync with anthropic

* fix: fix linting error

---------

Co-authored-by: Martin Krasser <krasserm@googlemail.com>
This commit is contained in:
Krish Dholakia 2025-03-05 19:33:54 -08:00 • committed by GitHub
parent 83393cb482
commit dd79bc000d
6 changed files with 19 additions and 10 deletions
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7
litellm/llms/anthropic/chat/handler.py
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@ -527,6 +527,7 @@ class ModelResponseIterator:
provider_specific_fields = {}
content_block = ContentBlockDelta(**chunk) # type: ignore
thinking_blocks: List[ChatCompletionThinkingBlock] = []
self.content_blocks.append(content_block)
if "text" in content_block["delta"]:
text = content_block["delta"]["text"]
@ -544,13 +545,13 @@ class ModelResponseIterator:
provider_specific_fields["citation"] = content_block["delta"]["citation"]
elif (
"thinking" in content_block["delta"]
or "signature_delta" == content_block["delta"]
or "signature" in content_block["delta"]
):
thinking_blocks = [
ChatCompletionThinkingBlock(
type="thinking",
thinking=content_block["delta"].get("thinking"),
signature_delta=content_block["delta"].get("signature"),
thinking=content_block["delta"].get("thinking") or "",
signature=content_block["delta"].get("signature"),
)
]
provider_specific_fields["thinking_blocks"] = thinking_blocks