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Fix commandr import; format code

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This commit is contained in:
Lianmin Zheng
2024-04-16 18:10:12 +00:00
parent db611066ad
commit 65501a9cf1
4 changed files with 83 additions and 74 deletions
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10
python/sglang/srt/managers/router/model_rpc.py
View File

@@ -510,9 +510,13 @@ class ModelRpcServer:
batch.prepare_for_decode()
# Forward
logits, (_, _, decode_top_logprobs, _, last_logprobs) = (
self.model_runner.forward(batch, ForwardMode.DECODE)
)
logits, (
_,
_,
decode_top_logprobs,
_,
last_logprobs,
) = self.model_runner.forward(batch, ForwardMode.DECODE)
next_token_ids, _ = batch.sample(logits)
next_token_ids = next_token_ids.cpu().tolist()

130
python/sglang/srt/models/commandr.py
View File

@@ -24,27 +24,30 @@ from typing import List, Optional, Tuple
import torch
import torch.utils.checkpoint
from torch import nn
from torch.nn.parameter import Parameter
from transformers import CohereConfig
from vllm.model_executor.parallel_utils.parallel_state import (get_tensor_model_parallel_rank,
get_tensor_model_parallel_world_size)
from vllm.model_executor.layers.activation import SiluAndMul
from vllm.model_executor.layers.linear import (LinearMethodBase,
MergedColumnParallelLinear,
QKVParallelLinear,
RowParallelLinear)
from vllm.model_executor.layers.rotary_embedding import get_rope
from vllm.model_executor.layers.vocab_parallel_embedding import (
VocabParallelEmbedding)
from vllm.model_executor.utils import set_weight_attrs
from vllm.model_executor.weight_utils import (default_weight_loader,
hf_model_weights_iterator)
from sglang.srt.layers.logits_processor import LogitsProcessor
from sglang.srt.layers.radix_attention import RadixAttention
from sglang.srt.managers.router.model_runner import InputMetadata
from torch import nn
from torch.nn.parameter import Parameter
from transformers import PretrainedConfig
from vllm.model_executor.layers.activation import SiluAndMul
from vllm.model_executor.layers.linear import (
LinearMethodBase,
MergedColumnParallelLinear,
QKVParallelLinear,
RowParallelLinear,
)
from vllm.model_executor.layers.rotary_embedding import get_rope
from vllm.model_executor.layers.vocab_parallel_embedding import VocabParallelEmbedding
from vllm.model_executor.parallel_utils.parallel_state import (
get_tensor_model_parallel_rank,
get_tensor_model_parallel_world_size,
)
from vllm.model_executor.utils import set_weight_attrs
from vllm.model_executor.weight_utils import (
default_weight_loader,
hf_model_weights_iterator,
)
@torch.compile
@@ -53,14 +56,12 @@ def layer_norm_func(hidden_states, weight, variance_epsilon):
hidden_states = hidden_states.to(torch.float32)
mean = hidden_states.mean(-1, keepdim=True)
variance = (hidden_states - mean).pow(2).mean(-1, keepdim=True)
hidden_states = (hidden_states - mean) * torch.rsqrt(variance +
variance_epsilon)
hidden_states = (hidden_states - mean) * torch.rsqrt(variance + variance_epsilon)
hidden_states = weight.to(torch.float32) * hidden_states
return hidden_states.to(input_dtype)
class LayerNorm(nn.Module):
def __init__(self, param_shape=None, eps=1e-5):
super().__init__()
self.weight = nn.Parameter(torch.ones(param_shape))
@@ -68,8 +69,9 @@ class LayerNorm(nn.Module):
set_weight_attrs(self.weight, {"weight_loader": self.weight_loader})
def forward(self, hidden_states, residuals=None):
hidden_states = layer_norm_func(hidden_states, self.weight,
self.variance_epsilon)
hidden_states = layer_norm_func(
hidden_states, self.weight, self.variance_epsilon
)
return hidden_states, residuals
def weight_loader(self, param: Parameter, loaded_weight: torch.Tensor):
@@ -79,15 +81,13 @@ class LayerNorm(nn.Module):
if shard_dim is not None:
shard_size = param_data.shape[shard_dim]
start_idx = tp_rank * shard_size
loaded_weight = loaded_weight.narrow(shard_dim, start_idx,
shard_size)
loaded_weight = loaded_weight.narrow(shard_dim, start_idx, shard_size)
assert param_data.shape == loaded_weight.shape
param_data.copy_(loaded_weight)
# Copied from transformers.models.llama.modeling_llama.LlamaMLP Llama->Cohere
class CohereMLP(nn.Module):
def __init__(
self,
config,
@@ -119,10 +119,9 @@ class CohereMLP(nn.Module):
class CohereAttention(nn.Module):
def __init__(
self,
config: CohereConfig,
config: PretrainedConfig,
layer_id: int = 0,
linear_method: Optional[LinearMethodBase] = None,
):
@@ -148,8 +147,8 @@ class CohereAttention(nn.Module):
self.kv_size = self.num_kv_heads * self.head_dim
self.scaling = self.head_dim**-0.5
self.max_position_embeddings = getattr(
config, "model_max_length", None) or getattr(
config, "max_position_embeddings", 8192)
config, "model_max_length", None
) or getattr(config, "max_position_embeddings", 8192)
self.rope_theta = config.rope_theta
self.rope_scaling = getattr(config, "rope_scaling", None)
self.use_qk_norm = getattr(config, "use_qk_norm", False)
@@ -183,12 +182,13 @@ class CohereAttention(nn.Module):
layer_id=layer_id,
)
if self.use_qk_norm:
self.q_norm = LayerNorm(param_shape=(self.num_heads,
self.head_dim),
eps=config.layer_norm_eps)
self.k_norm = LayerNorm(param_shape=(self.num_kv_heads,
self.head_dim),
eps=config.layer_norm_eps)
self.q_norm = LayerNorm(
param_shape=(self.num_heads, self.head_dim), eps=config.layer_norm_eps
)
self.k_norm = LayerNorm(
param_shape=(self.num_kv_heads, self.head_dim),
eps=config.layer_norm_eps,
)
def _apply_qk_norm(self, q, k):
q = q.view(*q.shape[:-1], -1, self.head_dim)
@@ -216,19 +216,23 @@ class CohereAttention(nn.Module):
class CohereDecoderLayer(nn.Module):
def __init__(self,
config: CohereConfig,
layer_id: int = 0,
linear_method: Optional[LinearMethodBase] = None):
def __init__(
self,
config: PretrainedConfig,
layer_id: int = 0,
linear_method: Optional[LinearMethodBase] = None,
):
super().__init__()
self.hidden_size = config.hidden_size
self.self_attn = CohereAttention(config, layer_id=layer_id, linear_method=linear_method)
self.self_attn = CohereAttention(
config, layer_id=layer_id, linear_method=linear_method
)
self.mlp = CohereMLP(config, linear_method=linear_method)
self.input_layernorm = LayerNorm(param_shape=(config.hidden_size),
eps=config.layer_norm_eps)
self.input_layernorm = LayerNorm(
param_shape=(config.hidden_size), eps=config.layer_norm_eps
)
def forward(
self,
@@ -253,23 +257,26 @@ class CohereDecoderLayer(nn.Module):
class CohereModel(nn.Module):
def __init__(
self,
config: CohereConfig,
config: PretrainedConfig,
linear_method: Optional[LinearMethodBase] = None,
):
super().__init__()
self.config = config
self.vocab_size = config.vocab_size
self.embed_tokens = VocabParallelEmbedding(config.vocab_size,
config.hidden_size)
self.layers = nn.ModuleList([
CohereDecoderLayer(config, i, linear_method=linear_method)
for i in range(config.num_hidden_layers)
])
self.norm = LayerNorm(param_shape=(config.hidden_size),
eps=config.layer_norm_eps)
self.embed_tokens = VocabParallelEmbedding(
config.vocab_size, config.hidden_size
)
self.layers = nn.ModuleList(
[
CohereDecoderLayer(config, i, linear_method=linear_method)
for i in range(config.num_hidden_layers)
]
)
self.norm = LayerNorm(
param_shape=(config.hidden_size), eps=config.layer_norm_eps
)
def forward(
self,
@@ -292,10 +299,9 @@ class CohereModel(nn.Module):
class CohereForCausalLM(nn.Module):
def __init__(
self,
config: CohereConfig,
config: PretrainedConfig,
linear_method: Optional[LinearMethodBase] = None,
) -> None:
super().__init__()
@@ -311,7 +317,11 @@ class CohereForCausalLM(nn.Module):
positions: torch.Tensor,
input_metadata: InputMetadata,
) -> torch.Tensor:
hidden_states = self.model(input_ids, positions, input_metadata,)
hidden_states = self.model(
input_ids,
positions,
input_metadata,
)
return self.logits_processor(
input_ids, hidden_states, self.model.embed_tokens.weight, input_metadata
)
@@ -334,7 +344,8 @@ class CohereForCausalLM(nn.Module):
params_dict = dict(self.named_parameters())
loaded_params = set()
for name, loaded_weight in hf_model_weights_iterator(
model_name_or_path, cache_dir, load_format, revision):
model_name_or_path, cache_dir, load_format, revision
):
for param_name, shard_name, shard_id in stacked_params_mapping:
if shard_name not in name:
continue
@@ -355,8 +366,7 @@ class CohereForCausalLM(nn.Module):
if name.endswith(".bias") and name not in params_dict:
continue
param = params_dict[name]
weight_loader = getattr(param, "weight_loader",
default_weight_loader)
weight_loader = getattr(param, "weight_loader", default_weight_loader)
weight_loader(param, loaded_weight)
loaded_params.add(name)

5
python/sglang/srt/models/dbrx.py
View File

@@ -171,7 +171,6 @@ class DbrxExperts(nn.Module):
class DbrxAttention(nn.Module):
def __init__(
self,
config: DbrxConfig,
@@ -251,7 +250,6 @@ class DbrxAttention(nn.Module):
class DbrxFusedNormAttention(nn.Module):
def __init__(
self,
config: DbrxConfig,
@@ -284,7 +282,6 @@ class DbrxFusedNormAttention(nn.Module):
class DbrxBlock(nn.Module):
def __init__(
self,
config: DbrxConfig,
@@ -312,7 +309,6 @@ class DbrxBlock(nn.Module):
class DbrxModel(nn.Module):
def __init__(
self,
config: DbrxConfig,
@@ -351,7 +347,6 @@ class DbrxModel(nn.Module):
class DbrxForCausalLM(nn.Module):
def __init__(
self,
config: DbrxConfig,