mirror of
https://github.com/PaddlePaddle/FastDeploy.git
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e7bcbbab52
* merge vl model into gpu_model runner Change-Id: I9f4691a3d5f135e8d72b1d58abcd15ef3aa3f2a6 * fix chinese Change-Id: Ic7405109b984c21e076fb3b01ff6feb571d0119a * fix the parse parameter Change-Id: I4cd62ee87c06220af580d91e347145d4394917fe * fix the bug in online_inference Change-Id: Idb111bb2114e83017c4050b2a68cf039c6d3c559 * polish code Change-Id: I7d4194102c2f1b0743b74fbd5fc284eb8ef4d17c
475 lines
18 KiB
Python
475 lines
18 KiB
Python
"""
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# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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from typing import Dict, Optional
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import paddle
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from fastdeploy import envs
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from fastdeploy.engine.config import SpeculativeConfig
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from fastdeploy.platforms import current_platform
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if current_platform.is_iluvatar():
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from fastdeploy.model_executor.ops.iluvatar import (
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get_padding_offset, save_output, set_stop_value_multi_ends,
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step_paddle, update_inputs)
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elif current_platform.is_gcu():
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from fastdeploy.model_executor.ops.gcu import (get_padding_offset,
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save_output,
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set_stop_value_multi_ends,
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update_inputs)
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elif current_platform.is_dcu():
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from fastdeploy.model_executor.ops.gpu import (get_padding_offset,
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save_output,
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set_stop_value_multi_ends,
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step_paddle, update_inputs)
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else:
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from fastdeploy.model_executor.ops.gpu import (
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get_padding_offset, save_output, save_output_topk, set_stop_value_multi_ends,
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speculate_clear_accept_nums, speculate_get_output_padding_offset,
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speculate_get_padding_offset, speculate_get_seq_lens_output,
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speculate_save_output, speculate_set_value_by_flags_and_idx,
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speculate_step_paddle, speculate_step_system_cache,
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speculate_update_v3, step_paddle, step_system_cache, update_inputs,
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step_reschedule)
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from fastdeploy.worker.output import (ModelOutputData, ModelRunnerOutput,
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SamplerOutput)
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DISABLE_RECOVER = (envs.FD_DISABLED_RECOVER == "1")
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def pre_process(
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max_len: int,
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input_ids: paddle.Tensor,
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seq_lens_this_time: int,
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speculative_decoding: bool,
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draft_tokens: Optional[paddle.Tensor] = None,
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seq_lens_encoder: Optional[paddle.Tensor] = None,
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seq_lens_decoder: Optional[paddle.Tensor] = None,
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):
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"""
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Preprocessing before embedding.
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Args:
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max_len:
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input_ids:
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seq_lens_this_time:
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speculative_decoding:
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draft_tokens:
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seq_lens_encoder:
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Return:
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ids_remove_padding:
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cum_offsets:
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padding_offset:
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cu_seqlens_q:
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cu_seqlens_k:
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"""
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# Remove padding
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cum_offsets_now = paddle.cumsum(max_len - seq_lens_this_time)
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token_num = paddle.sum(seq_lens_this_time)
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output_padding_offset = None
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output_cum_offsets = None
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if speculative_decoding:
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(
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ids_remove_padding,
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cum_offsets,
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padding_offset,
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cu_seqlens_q,
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cu_seqlens_k,
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) = speculate_get_padding_offset(
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input_ids,
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draft_tokens,
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cum_offsets_now,
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token_num,
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seq_lens_this_time,
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seq_lens_encoder,
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)
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seq_lens_output = speculate_get_seq_lens_output(
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seq_lens_this_time,
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seq_lens_encoder,
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seq_lens_decoder,
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)
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if isinstance(seq_lens_output, list):
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seq_lens_output = seq_lens_output[0]
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output_token_num = paddle.sum(seq_lens_output)
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output_cum_offsets_tmp = paddle.cumsum(max_len - seq_lens_output)
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output_padding_offset, output_cum_offsets = speculate_get_output_padding_offset(
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output_cum_offsets_tmp,
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output_token_num,
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seq_lens_output,
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max_len,
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)
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else:
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(
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ids_remove_padding,
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cum_offsets,
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padding_offset,
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cu_seqlens_q,
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cu_seqlens_k,
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) = get_padding_offset(input_ids, cum_offsets_now, token_num,
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seq_lens_this_time)
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return (ids_remove_padding, cum_offsets, padding_offset, cu_seqlens_q,
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cu_seqlens_k, output_cum_offsets, output_padding_offset)
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def post_process_normal(sampler_output: SamplerOutput,
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model_output: ModelOutputData,
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save_each_rank: bool = False,
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skip_save_output: bool = False) -> ModelRunnerOutput:
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""" Post-processing steps after completing a single token generation. """
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# handle vl:
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if model_output.enable_thinking:
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exists_think_end = sampler_output.sampled_token_ids == model_output.think_end_id
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paddle.assign(
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paddle.where(
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exists_think_end,
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model_output.need_think_end - 1,
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model_output.need_think_end,
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), model_output.need_think_end)
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paddle.assign(
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paddle.where(
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model_output.need_think_end.cast("bool"),
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model_output.reasoning_index - 1,
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model_output.reasoning_index,
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), model_output.reasoning_index)
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stop_wo_think = (
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(sampler_output.sampled_token_ids == model_output.eos_token_id) |
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(model_output.reasoning_index == 0)) & (
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model_output.need_think_end > 0)
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sampler_output.sampled_token_ids = paddle.where(stop_wo_think,
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model_output.think_end_id,
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sampler_output.sampled_token_ids)
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paddle.assign(
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paddle.where(
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stop_wo_think,
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model_output.need_think_end - 1,
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model_output.need_think_end,
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), model_output.need_think_end)
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# 1. Set stop value
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paddle.assign(
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paddle.where(
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model_output.stop_flags,
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model_output.step_idx,
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model_output.step_idx + 1,
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),
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model_output.step_idx,
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)
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length_cond = paddle.greater_equal(model_output.step_idx,
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model_output.max_dec_len)
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paddle.assign(
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paddle.logical_or(model_output.stop_flags, length_cond),
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model_output.stop_flags,
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)
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# TODO(gongshaotian): Add use_stop_seqs
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set_stop_value_multi_ends(sampler_output.sampled_token_ids, model_output.stop_flags,
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model_output.seq_lens_this_time,
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model_output.eos_token_id,
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model_output.next_tokens, False) # multi ends
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# 2. Update the input buffer of the model
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with paddle.framework._no_check_dy2st_diff():
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update_inputs(
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model_output.stop_flags,
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model_output.not_need_stop,
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model_output.seq_lens_this_time,
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model_output.seq_lens_encoder,
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model_output.seq_lens_decoder,
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model_output.input_ids,
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model_output.stop_nums,
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sampler_output.sampled_token_ids,
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model_output.is_block_step,
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)
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# 3. Transmit the model's output and stop generation signal via message queue.
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# In the future, we will abandon this approach.
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if not skip_save_output:
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if sampler_output.logprobs_tensors is None:
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save_output(
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sampler_output.sampled_token_ids,
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model_output.not_need_stop,
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model_output.mp_rank,
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save_each_rank, # save_each_rank
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)
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else:
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save_output_topk(
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sampler_output.sampled_token_ids,
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sampler_output.logprobs_tensors.logprob_token_ids,
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sampler_output.logprobs_tensors.logprobs,
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sampler_output.logprobs_tensors.selected_token_ranks,
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model_output.not_need_stop,
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model_output.mp_rank,
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)
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def post_process_specualate(model_output, save_each_rank: bool = False, skip_save_output: bool = False):
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""""""
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speculate_update_v3(
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model_output.seq_lens_encoder,
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model_output.seq_lens_decoder,
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model_output.not_need_stop,
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model_output.draft_tokens,
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model_output.actual_draft_token_num,
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model_output.accept_tokens,
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model_output.accept_num,
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model_output.stop_flags,
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model_output.seq_lens_this_time,
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model_output.is_block_step,
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model_output.stop_nums,
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)
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if not skip_save_output:
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speculate_save_output(
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model_output.accept_tokens,
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model_output.accept_num,
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model_output.not_need_stop,
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model_output.mp_rank,
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save_each_rank,
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)
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speculate_clear_accept_nums(model_output.accept_num,
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model_output.seq_lens_decoder)
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# Update pre_ids through accept tokens
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speculate_set_value_by_flags_and_idx(
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model_output.pre_ids,
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model_output.accept_tokens,
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model_output.accept_num,
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model_output.stop_flags,
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model_output.seq_lens_this_time,
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model_output.seq_lens_encoder,
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model_output.seq_lens_decoder,
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model_output.step_idx,
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)
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def post_process(sampler_output: SamplerOutput,
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model_output: ModelOutputData,
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save_each_rank: bool = False,
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speculative_decoding: bool = False,
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skip_save_output: bool = False) -> None:
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""" Post-processing steps after completing a single token generation. """
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if speculative_decoding:
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post_process_specualate(model_output, save_each_rank, skip_save_output)
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else:
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post_process_normal(sampler_output, model_output, save_each_rank,
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skip_save_output)
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def step_cuda(
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share_inputs: Dict[str, paddle.Tensor],
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block_size: int,
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enc_dec_block_num: int,
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speculative_config: SpeculativeConfig,
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enable_prefix_caching: bool = False,
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) -> None:
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"""
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TODO(gongshaotian): normalization name
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"""
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if speculative_config.method is not None:
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if enable_prefix_caching:
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speculate_step_system_cache(
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share_inputs['stop_flags'],
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share_inputs["seq_lens_this_time"],
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share_inputs['step_seq_lens_encoder'],
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share_inputs['step_seq_lens_decoder'],
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share_inputs['seq_lens_encoder'],
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share_inputs['seq_lens_decoder'],
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share_inputs["block_tables"],
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share_inputs['encoder_block_lens'],
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share_inputs["is_block_step"],
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share_inputs['step_block_list'],
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share_inputs['step_lens'],
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share_inputs['recover_block_list'],
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share_inputs['recover_lens'],
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share_inputs['need_block_list'],
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share_inputs['need_block_len'],
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share_inputs['used_list_len'],
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share_inputs['free_list'],
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share_inputs['free_list_len'],
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share_inputs['input_ids'],
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share_inputs['pre_ids'],
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share_inputs['step_idx'],
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share_inputs['next_tokens'],
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share_inputs['first_token_ids'],
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share_inputs["accept_num"],
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block_size,
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enc_dec_block_num,
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speculative_config.num_speculative_tokens,
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)
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else:
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speculate_step_paddle(
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share_inputs['stop_flags'],
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share_inputs["seq_lens_this_time"],
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share_inputs['step_seq_lens_encoder'],
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share_inputs['seq_lens_encoder'],
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share_inputs['seq_lens_decoder'],
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share_inputs["block_tables"],
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share_inputs['encoder_block_lens'],
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share_inputs["is_block_step"],
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share_inputs['step_block_list'],
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share_inputs['step_lens'],
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share_inputs['recover_block_list'],
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share_inputs['recover_lens'],
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share_inputs['need_block_list'],
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share_inputs['need_block_len'],
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share_inputs['used_list_len'],
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share_inputs['free_list'],
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share_inputs['free_list_len'],
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share_inputs['input_ids'],
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share_inputs['pre_ids'],
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share_inputs['step_idx'],
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share_inputs['next_tokens'],
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share_inputs['first_token_ids'],
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share_inputs["accept_num"],
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block_size,
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enc_dec_block_num,
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speculative_config.num_speculative_tokens,
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)
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else:
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if enable_prefix_caching:
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step_system_cache(
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share_inputs["stop_flags"], share_inputs["seq_lens_this_time"],
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share_inputs["step_seq_lens_encoder"],
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share_inputs["step_seq_lens_decoder"],
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share_inputs["seq_lens_encoder"],
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share_inputs["seq_lens_decoder"], share_inputs["block_tables"],
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share_inputs["encoder_block_lens"],
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share_inputs["is_block_step"], share_inputs["step_block_list"],
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share_inputs["step_lens"], share_inputs["recover_block_list"],
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share_inputs["recover_lens"], share_inputs["need_block_list"],
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share_inputs["need_block_len"], share_inputs["used_list_len"],
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share_inputs["free_list"], share_inputs["free_list_len"],
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share_inputs["input_ids"], share_inputs["pre_ids"],
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share_inputs["step_idx"], share_inputs["next_tokens"],
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share_inputs["first_token_ids"], block_size, enc_dec_block_num)
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elif DISABLE_RECOVER:
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step_reschedule(
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share_inputs["stop_flags"],
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share_inputs["seq_lens_this_time"],
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share_inputs["step_seq_lens_encoder"],
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share_inputs["seq_lens_encoder"],
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share_inputs["seq_lens_decoder"],
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share_inputs["block_tables"],
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share_inputs["encoder_block_lens"],
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share_inputs["is_block_step"],
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share_inputs["step_block_list"],
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share_inputs["step_lens"],
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share_inputs["recover_block_list"],
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share_inputs["recover_lens"],
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share_inputs["need_block_list"],
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share_inputs["need_block_len"],
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share_inputs["used_list_len"],
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share_inputs["free_list"],
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share_inputs["free_list_len"],
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share_inputs["input_ids"],
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share_inputs["pre_ids"],
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share_inputs["step_idx"],
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share_inputs["next_tokens"],
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share_inputs["first_token_ids"],
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block_size,
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enc_dec_block_num,
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)
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else:
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step_paddle(
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share_inputs["stop_flags"],
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share_inputs["seq_lens_this_time"],
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share_inputs["step_seq_lens_encoder"],
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share_inputs["seq_lens_encoder"],
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share_inputs["seq_lens_decoder"],
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share_inputs["block_tables"],
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share_inputs["encoder_block_lens"],
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share_inputs["is_block_step"],
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share_inputs["step_block_list"],
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share_inputs["step_lens"],
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share_inputs["recover_block_list"],
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share_inputs["recover_lens"],
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share_inputs["need_block_list"],
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share_inputs["need_block_len"],
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share_inputs["used_list_len"],
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share_inputs["free_list"],
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share_inputs["free_list_len"],
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share_inputs["input_ids"],
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share_inputs["pre_ids"],
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share_inputs["step_idx"],
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share_inputs["next_tokens"],
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share_inputs["first_token_ids"],
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block_size,
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enc_dec_block_num,
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)
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def rebuild_padding(tmp_out: paddle.Tensor,
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cum_offsets: paddle.Tensor,
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seq_len_this_time: paddle.Tensor,
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seq_lens_decoder: paddle.Tensor,
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seq_lens_encoder: paddle.Tensor,
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output_padding_offset: Optional[paddle.Tensor] = None,
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max_input_length: Optional[int] = None):
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"""
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Args:
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Returns:
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"""
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if current_platform.is_cuda():
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from fastdeploy.model_executor.ops.gpu import rebuild_padding
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hidden_states = rebuild_padding(
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tmp_out,
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cum_offsets,
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seq_len_this_time,
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seq_lens_decoder,
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seq_lens_encoder,
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output_padding_offset,
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max_input_length,
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)
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elif current_platform.is_iluvatar():
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from fastdeploy.model_executor.ops.iluvatar import rebuild_padding
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hidden_states = rebuild_padding(
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tmp_out,
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cum_offsets,
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seq_len_this_time,
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seq_lens_decoder,
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seq_lens_encoder,
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output_padding_offset,
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max_input_length,
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)
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elif current_platform.is_gcu():
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from fastdeploy.model_executor.ops.gcu import rebuild_padding
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hidden_states = rebuild_padding(
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tmp_out,
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cum_offsets,
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seq_len_this_time,
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seq_lens_decoder,
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seq_lens_encoder,
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output_padding_offset,
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max_input_length,
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)
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elif current_platform.is_cpu():
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from fastdeploy.model_executor.ops.cpu import rebuild_padding_cpu
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hidden_states = rebuild_padding_cpu(
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tmp_out,
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cum_offsets,
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seq_len_this_time,
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seq_lens_decoder,
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seq_lens_encoder,
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output_padding_offset,
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max_input_length,
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)
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else:
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raise RuntimeError("Not supported platform")
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return hidden_states
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