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enginex-ascend-910-vllm/tests/e2e/model_utils.py
2025-09-09 09:40:35 +08:00

75 lines
2.6 KiB
Python

#
# Copyright (c) 2025 Huawei Technologies Co., Ltd. All Rights Reserved.
# Copyright 2023 The vLLM team.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# This file is a part of the vllm-ascend project.
# Adapted from vllm-project/vllm/blob/main/tests/models/utils.py
#
from typing import Dict, List, Optional, Sequence, Tuple, Union
from vllm.sequence import PromptLogprobs, SampleLogprobs
TokensText = Tuple[List[int], str]
def check_outputs_equal(
*,
outputs_0_lst: Sequence[TokensText],
outputs_1_lst: Sequence[TokensText],
name_0: str,
name_1: str,
):
"""
Compare the two sequences generated by different models,
which should be equal.
"""
assert len(outputs_0_lst) == len(outputs_1_lst)
for prompt_idx, (outputs_0,
outputs_1) in enumerate(zip(outputs_0_lst,
outputs_1_lst)):
output_ids_0, output_str_0 = outputs_0
output_ids_1, output_str_1 = outputs_1
# The text and token outputs should exactly match
fail_msg = (f"Test{prompt_idx}:"
f"\n{name_0}:\t{output_str_0!r}"
f"\n{name_1}:\t{output_str_1!r}")
assert output_str_0 == output_str_1, fail_msg
assert output_ids_0 == output_ids_1, fail_msg
# Representation of generated sequence as a tuple of
# * Token ID list
# * String
# * List of top sample logprobs for each sampled token
#
# Assumes prompt logprobs were not requested.
TokensTextLogprobs = Tuple[List[int], str, Optional[Union[List[Dict[int,
float]],
SampleLogprobs]]]
# Representation of generated sequence as a tuple of
# * Token ID list
# * String
# * Optional list of top sample logprobs for each sampled token
# * Optional list of top prompt logprobs for each prompt token
#
# Allows prompt logprobs to be requested.
TokensTextLogprobsPromptLogprobs = Tuple[
List[int], str, Optional[Union[List[Dict[int, float]], SampleLogprobs]],
Optional[Union[List[Optional[Dict[int, float]]], PromptLogprobs]]]