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[Misc] Clean up ResponsesRequest model validators (#35531)

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Signed-off-by: umut-polat <52835619+umut-polat@users.noreply.github.com>
This commit is contained in:
Umut Polat
2026-02-28 04:19:21 +03:00
committed by GitHub
parent 5323672bc2
commit 405f28d38d
1 changed files with 14 additions and 5 deletions
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19
vllm/entrypoints/openai/responses/protocol.py
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@@ -328,8 +328,9 @@ class ResponsesRequest(OpenAIBaseModel):
# Also check text.format for OpenAI-style json_schema
if self.text is not None and self.text.format is not None:
if structured_outputs is not None:
raise ValueError(
"Cannot specify both structured_outputs and text.format"
raise VLLMValidationError(
"Cannot specify both structured_outputs and text.format",
parameter="structured_outputs",
)
response_format = self.text.format
if (
@@ -378,14 +379,19 @@ class ResponsesRequest(OpenAIBaseModel):
)
@model_validator(mode="before")
@classmethod
def validate_background(cls, data):
if not data.get("background"):
return data
if not data.get("store", True):
raise ValueError("background can only be used when `store` is true")
raise VLLMValidationError(
"background can only be used when `store` is true",
parameter="background",
)
return data
@model_validator(mode="before")
@classmethod
def validate_prompt(cls, data):
if data.get("prompt") is not None:
raise VLLMValidationError(
@@ -394,16 +400,19 @@ class ResponsesRequest(OpenAIBaseModel):
return data
@model_validator(mode="before")
@classmethod
def check_cache_salt_support(cls, data):
if data.get("cache_salt") is not None and (
not isinstance(data["cache_salt"], str) or not data["cache_salt"]
):
raise ValueError(
"Parameter 'cache_salt' must be a non-empty string if provided."
raise VLLMValidationError(
"Parameter 'cache_salt' must be a non-empty string if provided.",
parameter="cache_salt",
)
return data
@model_validator(mode="before")
@classmethod
def function_call_parsing(cls, data):
"""Parse function_call dictionaries into ResponseFunctionToolCall objects.
This ensures Pydantic can properly resolve union types in the input field.