Files
xc-llm-ascend/vllm_ascend/spec_decode/interface.py
Jade Zheng c064d11fd7 [Cleanup] Remove unused attn_metadata parameter from Proposer classes (#4862)
The `attn_metadata` is not used by any draft proposer, so we can remove
it.


- vLLM version: v0.12.0
- vLLM main:
ad32e3e19c

---------

Signed-off-by: Jade Zheng <zheng.shoujian@outlook.com>
2025-12-15 21:21:38 +08:00

53 lines
1.8 KiB
Python

import enum
from typing import Optional
import torch
from vllm.config import CUDAGraphMode, VllmConfig
from vllm.v1.core.sched.output import SchedulerOutput
from vllm.v1.sample.metadata import SamplingMetadata
from vllm.v1.spec_decode.metadata import SpecDecodeMetadata
class SpecDcodeType(enum.Enum):
NGRAM = 0
EAGLE = 1
EAGLE3 = 2
MTP = 4
SUFFIX = 5
class Proposer:
def __init__(self,
vllm_config: VllmConfig,
device: torch.device = None,
runner=None):
pass
def load_model(self, model):
"""Called by load_model in model_runner"""
raise NotImplementedError
@torch.inference_mode()
def dummy_run(self,
num_tokens: int,
with_prefill: bool = False,
skip_attn: bool = False,
num_reqs: int = 0,
num_tokens_across_dp: Optional[torch.Tensor] = None,
aclgraph_runtime_mode: CUDAGraphMode = CUDAGraphMode.NONE,
batch_descriptor=None):
"""Called by dummy_run in modle_runner"""
raise NotImplementedError
def generate_token_ids(self,
valid_sampled_token_ids: list[list[int]],
sampling_metadata: SamplingMetadata = None,
scheduler_output: SchedulerOutput = None,
spec_decode_metadata: SpecDecodeMetadata = None,
positions: torch.Tensor = None,
num_scheduled_tokens: int = 0,
hidden_states: torch.Tensor = None,
aux_hidden_states: torch.Tensor = None):
"""Called by execute_model in model_runner"""
raise NotImplementedError