
     `ia                     <   d dl mZmZmZ d dlZd dlmZ ddlmZ ddl	m
Z
mZ ddlmZ ddlmZmZ ddlmZ dd	lmZ dd
lmZmZ ddlmZmZ ddlmZmZ ddlmZ ddl m!Z!m"Z"m#Z#m$Z$ ddl%m&Z& ddl'm(Z( ddl)m*Z*  e$j+        e,          Z- G d dej.                  Z/ G d dej.                  Z0d Z1d4dZ2dej3        de4dej3        fdZ5	 	 	 d5dej.        dej3        d ej3        d!ej3        d"eej3                 d#e6d$ee6         d%ee6         de7ej3        ej3        f         fd&Z8 G d' d(ej.                  Z9 G d) d*e          Z: G d+ d,ej.                  Z;e" G d- d.e                      Z<e" G d/ d0e<                      Z=e" G d1 d2e<e                      Z>g d3Z?dS )6    )CallableOptionalUnionN   )ACT2FN)CacheDynamicCache)GenerationMixin)create_causal_mask!create_sliding_window_causal_mask)FlashAttentionKwargs)GradientCheckpointingLayer)BaseModelOutputWithPastCausalLMOutputWithPast)ROPE_INIT_FUNCTIONSdynamic_rope_update)ALL_ATTENTION_FUNCTIONSPreTrainedModel)Unpack)TransformersKwargsauto_docstringcan_return_tuplelogging)deprecate_kwarg)check_model_inputs   )VaultGemmaConfigc                   <     e Zd Zddedef fdZd Zd Zd Z xZ	S )	VaultGemmaRMSNormư>dimepsc                     t                                                       || _        t          j        t          j        |                    | _        d S N)super__init__r"   nn	Parametertorchzerosweight)selfr!   r"   	__class__s      /home/jaya/work/projects/VOICE-AGENT/VIET/agent-env/lib/python3.11/site-packages/transformers/models/vaultgemma/modeling_vaultgemma.pyr&   zVaultGemmaRMSNorm.__init__/   s?    l5;s#3#344    c                     |t          j        |                    d                              dd          | j        z             z  S )N   T)keepdim)r)   rsqrtpowmeanr"   )r,   xs     r.   _normzVaultGemmaRMSNorm._norm4   s8    5;quuQxx}}R}>>IJJJJr/   c                     |                      |                                          }|d| j                                        z   z  }|                    |          S )Ng      ?)r8   floatr+   type_as)r,   r7   outputs      r.   forwardzVaultGemmaRMSNorm.forward7   sL    AGGII&& 3!2!2!4!445~~a   r/   c                 H    t          | j        j                   d| j         S )Nz, eps=)tupler+   shaper"   )r,   s    r.   
extra_reprzVaultGemmaRMSNorm.extra_repr>   s%    )**<<$(<<<r/   )r    )
__name__
__module____qualname__intr:   r&   r8   r=   rA   __classcell__r-   s   @r.   r   r   .   s        5 5C 5e 5 5 5 5 5 5
K K K! ! != = = = = = =r/   r   c                   $     e Zd Z fdZd Z xZS )VaultGemmaMLPc                    t                                                       || _        |j        | _        |j        | _        t          j        | j        | j        d          | _        t          j        | j        | j        d          | _        t          j        | j        | j        d          | _	        t          |j                 | _        d S NFbias)r%   r&   confighidden_sizeintermediate_sizer'   Linear	gate_projup_proj	down_projr   hidden_activationact_fnr,   rN   r-   s     r.   r&   zVaultGemmaMLP.__init__C   s    !-!'!94#3T5KRWXXXy!143IPUVVV4#94;KRWXXXV56r/   c                     |                      |                     |                     |                    |                     |          z            }|S r$   )rT   rV   rR   rS   )r,   r7   rT   s      r.   r=   zVaultGemmaMLP.forwardM   sA    NN4;;t~~a/@/@#A#ADLLQROO#STT	r/   )rB   rC   rD   r&   r=   rF   rG   s   @r.   rI   rI   B   sG        7 7 7 7 7      r/   rI   c                     | dd| j         d         dz  f         }| d| j         d         dz  df         }t          j        | |fd          S )z*Rotates half the hidden dims of the input..Nr2   r1   r!   )r@   r)   cat)r7   x1x2s      r.   rotate_halfr^   R   s]    	
3"!'"+"""	#B	
3q """	#B9rc2YB''''r/   c                     |                     |          }|                     |          }| |z  t          |           |z  z   }||z  t          |          |z  z   }||fS )a  Applies Rotary Position Embedding to the query and key tensors.

    Args:
        q (`torch.Tensor`): The query tensor.
        k (`torch.Tensor`): The key tensor.
        cos (`torch.Tensor`): The cosine part of the rotary embedding.
        sin (`torch.Tensor`): The sine part of the rotary embedding.
        position_ids (`torch.Tensor`, *optional*):
            Deprecated and unused.
        unsqueeze_dim (`int`, *optional*, defaults to 1):
            The 'unsqueeze_dim' argument specifies the dimension along which to unsqueeze cos[position_ids] and
            sin[position_ids] so that they can be properly broadcasted to the dimensions of q and k. For example, note
            that cos[position_ids] and sin[position_ids] have the shape [batch_size, seq_len, head_dim]. Then, if q and
            k have the shape [batch_size, heads, seq_len, head_dim], then setting unsqueeze_dim=1 makes
            cos[position_ids] and sin[position_ids] broadcastable to the shapes of q and k. Similarly, if q and k have
            the shape [batch_size, seq_len, heads, head_dim], then set unsqueeze_dim=2.
    Returns:
        `tuple(torch.Tensor)` comprising of the query and key tensors rotated using the Rotary Position Embedding.
    )	unsqueezer^   )qkcossinposition_idsunsqueeze_dimq_embedk_embeds           r.   apply_rotary_pos_embri   Y   sc    ( --
&
&C
--
&
&C3w;q>>C/0G3w;q>>C/0GGr/   hidden_statesn_repreturnc                     | j         \  }}}}|dk    r| S | dddddddddf                             |||||          } |                     |||z  ||          S )z
    This is the equivalent of torch.repeat_interleave(x, dim=1, repeats=n_rep). The hidden states go from (batch,
    num_key_value_heads, seqlen, head_dim) to (batch, num_attention_heads, seqlen, head_dim)
    r   N)r@   expandreshape)rj   rk   batchnum_key_value_headsslenhead_dims         r.   	repeat_kvrt   t   s    
 2?1D.Ehzz!!!!QQQaaa"23::5BUW\^bdlmmM  (;e(CT8TTTr/           modulequerykeyvalueattention_maskdropoutscalingsoftcapc                    |
| j         dz  }t          || j                  }	t          || j                  }
t          j        ||	                    dd                    |z  }|||z  }t          j        |          }||z  }|$|d d d d d d d |	j        d         f         }||z   }t          j	        
                    |dt          j                                      |j                  }t          j	                            ||| j                  }t          j        ||
          }|                    dd                                          }||fS )	N      r1   r   r2   )r!   dtype)ptrainingr   )rs   rt   num_key_value_groupsr)   matmul	transposetanhr@   r'   
functionalsoftmaxfloat32tor   r{   r   
contiguous)rv   rw   rx   ry   rz   r{   r|   r}   kwargs
key_statesvalue_statesattn_weightscausal_maskattn_outputs                 r.   eager_attention_forwardr      sR    /4'3 ;<<JUF$?@@L<z';';Aq'A'ABBWLL#g-z,//#g-!$QQQ111.D
0@0D.D%DE#k1 =((2U](SSVVW\WbccL=((6?([[L,|\::K''1--88::K$$r/   c                   D    e Zd ZdZdedef fdZ eddd          	 	 dd
ej	        de
ej	        ej	        f         deej	                 dee         deej                 dee         de
ej	        eej	                 ee
ej	                          f         fd            Z xZS )VaultGemmaAttentionz=Multi-headed attention from 'Attention Is All You Need' paperrN   	layer_idxc                    t                                                       || _        || _        t	          |d|j        |j        z            | _        |j        |j        z  | _	        |j
        dz  | _        | j        j        | _        d| _        t          j        |j        |j        | j        z  |j                  | _        t          j        |j        |j        | j        z  |j                  | _        t          j        |j        |j        | j        z  |j                  | _        t          j        |j        | j        z  |j        |j                  | _        | j        j        | _        |j        |         dk    r|j        nd | _        d S )Nrs   r   TrL   sliding_attention)r%   r&   rN   r   getattrrO   num_attention_headsrs   rq   r   query_pre_attn_scalarr|   attention_dropout	is_causalr'   rQ   attention_biasq_projk_projv_projo_projattn_logit_softcappinglayer_typessliding_windowr,   rN   r   r-   s      r.   r&   zVaultGemmaAttention.__init__   sz   "
F4F&Jd4dee$*$>&B\$\!3T9!%!>i :T] JQWQf
 
 
 i :T] JQWQf
 
 
 i :T] JQWQf
 
 
 i&68JQWQf
 
 
 '+k&H#7=7I)7TXk7k7kf33qur/   past_key_valuepast_key_values4.58new_nameversionNrj   position_embeddingsrz   cache_positionr   rl   c                 \   |j         d d         }g |d| j        R }|                     |                              |                              dd          }	|                     |                              |                              dd          }
|                     |                              |                              dd          }|\  }}t          |	|
||          \  }	}
|&|||d}|                    |
|| j	        |          \  }
}t          }| j        j        dk    rt          | j        j                 } || |	|
||f| j        r| j        nd| j        | j        | j        d|\  }} |j        g |dR                                  }|                     |          }||fS )Nr2   r   r1   )rd   rc   r   eagerru   )r{   r|   r   r}   )r@   rs   r   viewr   r   r   ri   updater   r   rN   _attn_implementationr   r   r   r|   r   r   ro   r   r   )r,   rj   r   rz   r   r   r   input_shapehidden_shapequery_statesr   r   rc   rd   cache_kwargsattention_interfacer   r   s                     r.   r=   zVaultGemmaAttention.forward   s    $)#2#.88b8$-88{{=1166|DDNNqRSTT[[//44\BBLLQPQRR
{{=1166|DDNNqRSTT&S#7jRUWZ#[#[ j&#&snUUL'6'='=j,X\Xfht'u'u$J(?;+w66"9$+:Z"[$7$7%
 /3mDD**L./%
 %
 %
 %
!\ *k);;;;;;FFHHkk+..L((r/   )NN)rB   rC   rD   __doc__r   rE   r&   r   r)   Tensorr?   r   r   
LongTensorr   r   r=   rF   rG   s   @r.   r   r      s*       GGv/ vC v v v v v v2 _%0A6RRR ,059+) +)|+) #5<#=>+) !.	+)
 "%+) !!12+) -.+) 
u|Xel3XeEL>Q5RR	S+) +) +) SR+) +) +) +) +)r/   r   c                   h    e Zd Zdedef fdZ eddd          	 	 	 	 	 	 dd
ej        de	ej        ej        f         de
ej                 de
ej                 de
e         de
e         de
e         de
ej                 de	ej        e
e	ej        ej        f                  f         fd            Z xZS )VaultGemmaDecoderLayerrN   r   c                 f   t                                                       |j        | _        || _        |j        |         | _        t          ||          | _        t          |          | _	        t          |j        |j                  | _        t          |j        |j                  | _        d S )N)rN   r   r"   )r%   r&   rO   rN   r   attention_typer   	self_attnrI   mlpr   rms_norm_epsinput_layernormpre_feedforward_layernormr   s      r.   r&   zVaultGemmaDecoderLayer.__init__   s    !-$0;,FiPPP ((01CI\]]]):6;MSYSf)g)g)g&&&r/   r   r   r   r   NFrj   r   rz   re   output_attentions	use_cacher   rl   c	                     |}
|                      |          } | j        d||||||||d|	\  }}|
|z   }|}
|                     |          }|                     |          }|
|z   }|f}|r||fz  }|S )N)rj   r   rz   re   r   r   r   r    )r   r   r   r   )r,   rj   r   rz   re   r   r   r   r   r   residualself_attn_weightsoutputss                r.   r=   zVaultGemmaDecoderLayer.forward   s     !,,];;+94> 
,
' 3)%+/)
,
 
,
 
,
 
,
(( !=0 66}EE// =0 " 	,)++Gr/   )NNNFFN)rB   rC   rD   r   rE   r&   r   r)   r   r?   r   r   r   boolFloatTensorr=   rF   rG   s   @r.   r   r      sO       	h/ 	hC 	h 	h 	h 	h 	h 	h _%0A6RRR
 2637+/,1$)59% %|% #5<#=>% !.	%
 u/0% "%% $D>% D>% !!12% 
u (51BEDU1U+V"WW	X% % % SR% % % % %r/   r   c                   |     e Zd ZU ej        ed<   ddef fdZ ej                    e	d                         Z
 xZS )VaultGemmaRotaryEmbeddinginv_freqNrN   c                    t                                                       t          |d          rSt          |j        t
                    r9|j                            d|j                            d                    | _        nd| _        |j        | _	        |j        | _
        || _        t          | j                 | _        |                     | j        |          \  }| _        |                     d|d           | j        | _        d S )Nrope_scaling	rope_typetypedefaultr   F)
persistent)r%   r&   hasattr
isinstancer   dictgetr   max_position_embeddingsmax_seq_len_cachedoriginal_max_seq_lenrN   r   rope_init_fnattention_scalingregister_bufferr   original_inv_freq)r,   rN   devicer   r-   s       r.   r&   z"VaultGemmaRotaryEmbedding.__init__&  s    6>** 	'z&:Mt/T/T 	'#044[&BUBYBYZ`BaBabbDNN&DN"("@$*$B!/?+/+<+<T[&+Q+Q($(ZeDDD!%r/   c                 X   | j         d d d d f                                                             |j        d         dd                              |j                  }|d d d d d f                                         }t          |j        j        t                    r|j        j        dk    r|j        j        nd}t          j
        |d          5  |                                |                                z                      dd          }t          j        ||fd	          }|                                | j        z  }|                                | j        z  }	d d d            n# 1 swxY w Y   |                    |j        
          |	                    |j        
          fS )Nr   r2   r   mpscpuF)device_typeenabledr1   rZ   r   )r   r:   rn   r@   r   r   r   r   strr)   autocastr   r[   rc   r   rd   r   )
r,   r7   re   inv_freq_expandedposition_ids_expandedr   freqsembrc   rd   s
             r.   r=   z!VaultGemmaRotaryEmbedding.forward7  s    !M$4-8>>@@GGHZ[\H]_acdeehhijiqrr ,QQQaaaZ 8 > > @ @'1!(-'E'Ek!(-[`J`J`ahmmfk^UCCC 	5 	5&,,..1F1L1L1N1NNYYZ[]^__E)UEN333C''))d44C''))d44C		5 	5 	5 	5 	5 	5 	5 	5 	5 	5 	5 	5 	5 	5 	5 vvAGv$$cff17f&;&;;;s   BE++E/2E/r$   )rB   rC   rD   r)   r   __annotations__r   r&   no_gradr   r=   rF   rG   s   @r.   r   r   #  s         l/ // / / / / / /" U]__< <  _< < < < <r/   r   c                   \     e Zd ZU eed<   dZdZdgZdgZdZ	dZ
dZdZdZeedZ fdZ xZS )VaultGemmaPreTrainedModelrN   modelTr   r   )rj   
attentionsc                     t                                          |           d|j        j        v r |j        j                                         d S d S )NRMSNorm)r%   _init_weightsr-   rB   r+   datazero_)r,   rv   r-   s     r.   r   z'VaultGemmaPreTrainedModel._init_weightsY  sS    f%%% (111M$$&&&&& 21r/   )rB   rC   rD   r   r   base_model_prefixsupports_gradient_checkpointing_no_split_modules_skip_keys_device_placement_supports_flash_attn_supports_sdpa_supports_flex_attn_can_compile_fullgraph_supports_attention_backendr   r   _can_record_outputsr   rF   rG   s   @r.   r   r   G  s         &*#12#4"5N!"&/) 
' ' ' ' ' ' ' ' 'r/   r   c                   6    e Zd Zdef fdZee	 	 	 	 	 	 	 	 	 ddeej	                 deej
                 deej	                 dee         deej                 d	ee         d
ee         dee         deej	                 dee         defd                        Z xZS )VaultGemmaModelrN   c                    t                                                     j        | _        j        | _        t          j        j        j        | j                  | _        t          j	        fdt          j                  D                       | _        t          j        j                  | _        t!                    | _        d| _        |                                  d S )Nc                 0    g | ]}t          |          S r   )r   ).0r   rN   s     r.   
<listcomp>z,VaultGemmaModel.__init__.<locals>.<listcomp>j  s$    hhh9#FI66hhhr/   r   rN   F)r%   r&   pad_token_idpadding_idx
vocab_sizer'   	EmbeddingrO   embed_tokens
ModuleListrangenum_hidden_layerslayersr   r   normr   
rotary_embgradient_checkpointing	post_initrW   s    `r.   r&   zVaultGemmaModel.__init__c  s       !. +L):F<NPTP`aamhhhhfNfHgHghhh
 
 &f&8f>QRRR	36BBB&+# 	r/   N	input_idsrz   re   r   inputs_embedsr   r   output_hidden_statesr   r   rl   c
                 8   ||n| j         j        }||n| j         j        }||n| j         j        }|d u |d uz  rt	          d          | j        r%| j        r|rt                              d           d}|| 	                    |          }|r|| j        st          | j                   }|	B||                                nd}t          j        |||j        d         z   |j                  }	||	                    d          }t#          |x}t$                    s'| j         |||	||d}t'          di |t)          di |d	}|}|                     ||          }t          j        | j         j        d
z  |j                  }||z  }|rdnd }|rdnd }| j        d | j         j                 D ]<}|r||fz  } ||f|||j                 |||||	d|
}|d         }|r||d         fz  }=|                     |          }|r||fz  }t;          ||||          S )Nz:You must specify exactly one of input_ids or inputs_embedszX`use_cache=True` is incompatible with gradient checkpointing. Setting `use_cache=False`.Fr  r   r   )r   )rN   input_embedsrz   r   r   re   )full_attentionr   g      ?r   r   )r   rz   re   r   r   r   r   )last_hidden_stater   rj   r   )rN   r   r  r   
ValueErrorr  r   loggerwarning_oncer  r	   get_seq_lengthr)   aranger@   r   r`   r   r   r   r   r  tensorrO   r   r  r  r   r  r   )r,   r  rz   re   r   r  r   r   r  r   r   past_seen_tokenscausal_mask_mappingmask_kwargsrj   r   
normalizerall_hidden_statesall_self_attnsdecoder_layerlayer_outputss                        r.   r=   zVaultGemmaModel.forwards  s    2C1N--TXT_Tq$8$D  $+Jj 	 "+!6IIDK<Q	-t";< 	[YZZZ& 	4= 	Y 	j   I  --i88M 	?00*$+>>>O!CRC^==???de"\ "2]5H5K"KTaTh  N )33A66L ?-FF 	 + -"0"0#2 , K #5"C"C{"C"C%F%U%U%U%U# # & #oom\JJ
 \$+"93">mFYZZZ
%
2 #7@BBD0:d![)H4;+H)HI 	6 	6M# 6!m%55!)M
$72=3OP) /"3#-
 
 
 
M *!,M  6=#3"55		-00 	2-!11&+++%	
 
 
 	
r/   )	NNNNNNNNN)rB   rC   rD   r   r&   r   r   r   r)   r   r   r   r   r   r   r   r   r=   rF   rG   s   @r.   r  r  a  sO       /         151537+/59$(,0/359k
 k
E,-k
 !.k
 u/0	k

 "%k
   12k
 D>k
 $D>k
 'tnk
 !!12k
 +,k
 
!k
 k
 k
 ^ k
 k
 k
 k
 k
r/   r  c                   z    e Zd ZdgZddiZddgdgfiZ fdZee	 	 	 	 	 	 	 	 	 	 	 dd	e	e
j                 d
e	e
j                 de	e
j                 de	e         de	e
j                 de	e
j                 de	e         de	e         de	e         de	e
j                 deee
j        f         defd                        Z xZS )VaultGemmaForCausalLMzlm_head.weightlm_headcolwise_reprj   logitsc                     t                                          |           t          |          | _        |j        | _        t          j        |j        |j        d          | _        | 	                                 d S rK   )
r%   r&   r  r   r  r'   rQ   rO   r0  r  rW   s     r.   r&   zVaultGemmaForCausalLM.__init__  sj       $V,,
 +y!3V5FUSSS 	r/   Nr   r  rz   re   r   r  labelsr   r   r  r   logits_to_keeprl   c                    ||n| j         j        }|	|	n| j         j        }	 | j        d||||||||	|
d	|}|j        }t          |t                    rt          | d          n|}|                     |dd|ddf                   }| j         j	        2|| j         j	        z  }t          j        |          }|| j         j	        z  }d}| | j        ||| j        fi |}t          |||j        |j        |j                  S )a  
        Example:

        ```python
        >>> from transformers import AutoTokenizer, VaultGemmaForCausalLM

        >>> model = VaultGemmaForCausalLM.from_pretrained("google/gemma-2-9b")
        >>> tokenizer = AutoTokenizer.from_pretrained("google/gemma-2-9b")

        >>> prompt = "What is your favorite condiment?"
        >>> inputs = tokenizer(prompt, return_tensors="pt")

        >>> # Generate
        >>> generate_ids = model.generate(inputs.input_ids, max_length=30)
        >>> tokenizer.batch_decode(generate_ids, skip_special_tokens=True, clean_up_tokenization_spaces=False)[0]
        "What is your favorite condiment?"
        ```N)	r  rz   re   r   r  r   r   r  r   )lossr2  r   rj   r   r   )rN   r   r  r   r  r   rE   slicer0  final_logit_softcappingr)   r   loss_functionr  r   r   rj   r   )r,   r  rz   re   r   r  r4  r   r   r  r   r5  r   r   rj   slice_indicesr2  r7  s                     r.   r=   zVaultGemmaForCausalLM.forward  sb   F 2C1N--TXT_Tq$8$D  $+Jj 	 ,64: ,
)%+'/!5),
 ,
 ,
 ,
  18B>SV8W8Wk~ot444]kmAAA}aaa,?@AA;.:dkAAFZ''FdkAAF%4%ffdoPPPPD%#3!/)
 
 
 	
r/   )NNNNNNNNNNr   )rB   rC   rD   _tied_weights_keys_tp_plan_pp_planr&   r   r   r   r)   r   r   r   r   r   r   rE   r   r=   rF   rG   s   @r.   r/  r/    s       *+=)H_-z:;H      151537+/59-1$(,0/35934F
 F
E,-F
 !.F
 u/0	F

 "%F
   12F
 )*F
 D>F
 $D>F
 'tnF
 !!12F
 c5</0F
 
 F
 F
 F
 ^ F
 F
 F
 F
 F
r/   r/  )r/  r  r   )Nr   )ru   NN)@typingr   r   r   r)   torch.nnr'   activationsr   cache_utilsr   r	   
generationr
   masking_utilsr   r   modeling_flash_attention_utilsr   modeling_layersr   modeling_outputsr   r   modeling_rope_utilsr   r   modeling_utilsr   r   processing_utilsr   utilsr   r   r   r   utils.deprecationr   utils.genericr   configuration_vaultgemmar   
get_loggerrB   r!  Moduler   rI   r^   ri   r   rE   rt   r:   r?   r   r   r   r   r   r  r/  __all__r   r/   r.   <module>rR     s'  , - , , , , , , , , ,        ! ! ! ! ! ! . . . . . . . . ) ) ) ) ) ) R R R R R R R R B B B B B B 9 9 9 9 9 9 O O O O O O O O K K K K K K K K F F F F F F F F & & & & & & R R R R R R R R R R R R 0 0 0 0 0 0 / / / / / / 6 6 6 6 6 6 
	H	%	%= = = = =	 = = =(    BI    ( ( (   6	UU\ 	U# 	U%, 	U 	U 	U 	U$ ## %  %I %< % 
 % <	 %
 U\* %  % e_ % e_ % 5<%& %  %  %  %FH) H) H) H) H)") H) H) H)V2 2 2 2 27 2 2 2j!< !< !< !< !<	 !< !< !<H ' ' ' ' ' ' ' '2 ~
 ~
 ~
 ~
 ~
/ ~
 ~
 ~
B V
 V
 V
 V
 V
5 V
 V
 V
r T
S
Sr/   