119 lines
3.1 KiB
Python
119 lines
3.1 KiB
Python
# SPDX-License-Identifier: Apache-2.0
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# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
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import time
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from typing import Generic, TypeAlias, TypeVar
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from pydantic import Field
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from vllm import PoolingParams
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from vllm.config import ModelConfig
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from vllm.entrypoints.openai.engine.protocol import OpenAIBaseModel, UsageInfo
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from vllm.renderers import TokenizeParams
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from vllm.tasks import PoolingTask
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from vllm.utils import random_uuid
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from ..base.protocol import (
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ChatRequestMixin,
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ClassifyRequestMixin,
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CompletionRequestMixin,
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EmbedRequestMixin,
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EncodingRequestMixin,
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FixedMaxLenTokenizeParamsMixin,
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PoolingBasicRequestMixin,
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)
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class PoolingCompletionRequest(
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PoolingBasicRequestMixin,
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CompletionRequestMixin,
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EmbedRequestMixin,
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ClassifyRequestMixin,
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FixedMaxLenTokenizeParamsMixin,
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):
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task: PoolingTask | None = None
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def to_pooling_params(self):
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return PoolingParams(
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task=self.task,
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use_activation=self.use_activation,
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dimensions=self.dimensions,
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)
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class PoolingChatRequest(
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PoolingBasicRequestMixin,
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ChatRequestMixin,
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EmbedRequestMixin,
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ClassifyRequestMixin,
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FixedMaxLenTokenizeParamsMixin,
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):
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task: PoolingTask | None = None
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def to_pooling_params(self):
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return PoolingParams(
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task=self.task,
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use_activation=self.use_activation,
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dimensions=self.dimensions,
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)
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T = TypeVar("T")
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class IOProcessorRequest(PoolingBasicRequestMixin, EncodingRequestMixin, Generic[T]):
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data: T
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task: PoolingTask = "plugin"
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def build_tok_params(self, model_config: ModelConfig) -> TokenizeParams:
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return self._build_pooling_tok_params(
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model_config,
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add_special_tokens=not model_config.is_encoder_decoder,
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max_total_tokens=model_config.max_model_len,
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max_output_tokens=0,
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)
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def to_pooling_params(self):
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return PoolingParams(
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task=self.task,
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)
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class IOProcessorResponse(OpenAIBaseModel, Generic[T]):
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request_id: str | None = None
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"""
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The request_id associated with this response
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"""
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created_at: int = Field(default_factory=lambda: int(time.time()))
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data: T
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"""
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When using plugins IOProcessor plugins, the actual output is generated
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by the plugin itself. Hence, we use a generic type for the response data
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"""
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PoolingRequest: TypeAlias = (
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PoolingCompletionRequest | PoolingChatRequest | IOProcessorRequest
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)
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class PoolingResponseData(OpenAIBaseModel):
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index: int
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object: str = "pooling"
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data: list[list[float]] | list[float] | str
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class PoolingResponse(OpenAIBaseModel):
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id: str = Field(default_factory=lambda: f"pool-{random_uuid()}")
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object: str = "list"
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created: int = Field(default_factory=lambda: int(time.time()))
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model: str
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data: list[PoolingResponseData]
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usage: UsageInfo
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class PoolingBytesResponse(OpenAIBaseModel):
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content: list[bytes]
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headers: dict[str, str] | None = None
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media_type: str = "application/octet-stream"
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