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Update llama.py

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This commit is contained in:
Daniel Han 2024-12-20 02:45:43 -08:00
commit 3019b5967b
1 changed files with 39 additions and 40 deletions
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79
unsloth/models/llama.py
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@ -329,14 +329,14 @@ pass
# https://github.com/huggingface/transformers/blob/main/src/transformers/models/llama/modeling_llama.py#L320
def LlamaAttention_fast_forward(
self,
hidden_states: torch.Tensor,
causal_mask: Optional[xformers.attn_bias.BlockDiagonalCausalMask] = None,
attention_mask: Optional[torch.Tensor] = None,
position_ids: Optional[torch.LongTensor] = None,
past_key_value: Optional[Tuple[torch.Tensor]] = None,
output_attentions: bool = False,
use_cache: bool = False,
padding_mask: Optional[torch.LongTensor] = None,
hidden_states: torch.Tensor,
causal_mask: Optional[xformers.attn_bias.BlockDiagonalCausalMask] = None,
attention_mask: Optional[torch.Tensor] = None,
position_ids: Optional[torch.LongTensor] = None,
past_key_value: Optional[Tuple[torch.Tensor]] = None,
output_attentions: bool = False,
use_cache: bool = False,
padding_mask: Optional[torch.LongTensor] = None,
position_embeddings: Optional[Tuple[torch.Tensor, torch.Tensor]] = None,
*args, **kwargs,
) -> Tuple[torch.Tensor, Optional[torch.Tensor], Optional[Tuple[torch.Tensor]]]:
@ -449,14 +449,14 @@ pass
# https://github.com/huggingface/transformers/blob/main/src/transformers/models/llama/modeling_llama.py#L590
def LlamaDecoderLayer_fast_forward(
self,
hidden_states: torch.Tensor,
causal_mask = None,
attention_mask: Optional[torch.Tensor] = None,
position_ids: Optional[torch.LongTensor] = None,
past_key_value: Optional[Tuple[torch.Tensor]] = None,
output_attentions: Optional[bool] = False,
use_cache: Optional[bool] = False,
padding_mask: Optional[torch.LongTensor] = None,
hidden_states: torch.Tensor,
causal_mask = None,
attention_mask: Optional[torch.Tensor] = None,
position_ids: Optional[torch.LongTensor] = None,
past_key_value: Optional[Tuple[torch.Tensor]] = None,
output_attentions: Optional[bool] = False,
use_cache: Optional[bool] = False,
padding_mask: Optional[torch.LongTensor] = None,
position_embeddings: Optional[Tuple[torch.Tensor, torch.Tensor]] = None,
*args, **kwargs,
) -> Tuple[torch.FloatTensor, Optional[Tuple[torch.FloatTensor, torch.FloatTensor]]]:
@ -477,14 +477,14 @@ def LlamaDecoderLayer_fast_forward(
residual = hidden_states
hidden_states = fast_rms_layernorm_inference(self.input_layernorm, hidden_states)
hidden_states, self_attn_weights, present_key_value = self.self_attn(
hidden_states=hidden_states,
causal_mask=causal_mask,
attention_mask=attention_mask,
position_ids=position_ids,
past_key_value=past_key_value,
output_attentions=output_attentions,
use_cache=use_cache,
padding_mask=padding_mask,
hidden_states = hidden_states,
causal_mask = causal_mask,
attention_mask = attention_mask,
position_ids = position_ids,
past_key_value = past_key_value,
output_attentions = output_attentions,
use_cache = use_cache,
padding_mask = padding_mask,
position_embeddings = position_embeddings,
)
hidden_states += residual
@ -498,14 +498,14 @@ def LlamaDecoderLayer_fast_forward(
residual = hidden_states
hidden_states = fast_rms_layernorm(self.input_layernorm, hidden_states)
hidden_states, self_attn_weights, present_key_value = self.self_attn(
hidden_states=hidden_states,
causal_mask=causal_mask,
attention_mask=attention_mask,
position_ids=position_ids,
past_key_value=past_key_value,
output_attentions=output_attentions,
use_cache=use_cache,
padding_mask=padding_mask,
hidden_states = hidden_states,
causal_mask = causal_mask,
attention_mask = attention_mask,
position_ids = position_ids,
past_key_value = past_key_value,
output_attentions = output_attentions,
use_cache = use_cache,
padding_mask = padding_mask,
position_embeddings = position_embeddings,
)
hidden_states = residual + hidden_states
@ -785,11 +785,10 @@ def LlamaModel_fast_forward(
pass
if transformers_version > "4.47.1" and hasattr(self,'rotary_emb'):
if transformers_version > "4.47.1" and hasattr(self, "rotary_emb"):
# Transformers main has made it mandatory to pass position_embeddings
# https://github.com/huggingface/transformers/pull/34858
position_embeddings = self.rotary_emb(hidden_states, position_ids, self.config.max_position_embeddings)
print(f'position_embeddings: {position_embeddings}')
else:
position_embeddings = None
@ -843,12 +842,12 @@ def LlamaModel_fast_forward(
layer_outputs = decoder_layer(
hidden_states,
causal_mask=mask,
attention_mask=attention_mask,
position_ids=position_ids,
past_key_value=past_key_value,
output_attentions=output_attentions,
use_cache=use_cache,
padding_mask=padding_mask,
attention_mask = attention_mask,
position_ids = position_ids,
past_key_value = past_key_value,
output_attentions = output_attentions,
use_cache = use_cache,
padding_mask = padding_mask,
position_embeddings = position_embeddings
)
hidden_states = layer_outputs[0]