i.zddlmZddlZddlmZddlmZmZmZmZm Z m Z m Z m Z m Z mZmZmZmZmZmZmZmZmZmZmZddgZGddeZd d ed e d ed ed ed e d ze_deedeedeedeedeedeededzdedzdededeezdeezdeezdededededed ed!df(d"Zdeedeedeedeedeedeededzdedzdededeezdeezdeezdededededed ed!df(d#Z deedeedeedeedeedeededzdedzdededeezdeezdeezdededededed ed!df(d$Z!e e% d)deedeedeedeedeedeed&edzdeded'edzdedzdedzded ededeezdeezdeezdededed!df,d(Z"y)*)castN)Tensor)_capturable_doc_default_to_fused_or_foreach_device_dtype_check_for_fused_differentiable_doc_disable_dynamo_if_unsupported _foreach_doc _fused_doc!_get_capturable_supported_devices_get_scalar_dtype _get_value _maximize_doc _params_doc_stack_if_compiling _to_scalar_use_grad_for_differentiable _view_as_real DeviceDictDeviceDtypeDict OptimizerParamsTAdamadamceZdZ dddddddddedeezdeeezeezfdeded ed edzd ed ed ededzdeddffdZfdZ dZ e ddZ xZ S)rFN)foreachmaximize capturabledifferentiablefuseddecoupled_weight_decayparamslrbetaseps weight_decayamsgradrrrr r!r"returnc t|tr-|r | s td|jdk7r tdd|kstd|d|kstd|d|dcxkrdksntd |dd|dcxkrdksntd |dd|kstd |t|dtrt|dts1t|dtrt|dts td t|dtr0| s |r td |djdk7r tdt|dtr0| s |r td|djdk7r tdt t t|}|||||||| | | | d } t|%|| | r"| r tdd|_ |r tdyy)NElr as a Tensor is not supported for capturable=False and foreach=TruerTensor lr must be 1-elementzInvalid learning rate: zInvalid epsilon value: r?z#Invalid beta parameter at index 0: z#Invalid beta parameter at index 1: zInvalid weight_decay value: z0betas must be either both floats or both TensorszKbetas[0] as a Tensor is not supported for capturable=False and foreach=Truez!Tensor betas[0] must be 1-elementzKbetas[1] as a Tensor is not supported for capturable=False and foreach=Truez!Tensor betas[1] must be 1-element) r$r%r&r'r(rrrr r!r"z)`fused` does not support `differentiable`Tz0`fused` and `foreach` cannot be `True` together.) isinstancer ValueErrornumelfloattuplemaprsuper__init__ RuntimeError_step_supports_amp_scaling)selfr#r$r%r&r'r(rrrr r!r"defaults __class__s e/Volumes/fast/ai/experiments/voice-extract-mac/.venv/lib/python3.12/site-packages/torch/optim/adam.pyr6z Adam.__init__#s) b& !z [xxzQ !>??by6rd;< <cz6se<= =eAh$$B58*MN NeAh$$B58*MN Nl";L>JK K a% (Za%-H58V,E!Hf1MOP P eAh '' aQx~~1$ !DEE eAh '' aQx~~1$ !DEEc*e,-( $,&<   * "#NOO.2D + "#UVV ct|||jD]5}|jdd|jdd|jdd|jdd|jdd|jdd|jdd}|d D]}|jj |g}t |d k7s.tj|d rGt|d }|ds|dr,tj|t| |j ntj|t|d <8y)Nr(Frrrr r"r!r#rstepis_fuseddtypedevicerC) r5 __setstate__ param_groups setdefaultstategetlentorch is_tensorr2tensorrrD)r9rIgroupr!pp_statestep_valr;s r<rFzAdam.__setstate__ss, U#&&E   Y .   Z /   Y -   \5 1   -u 5   5u =$$Wd3E8_**..B/w<1$U__WV_-M$WV_5H!.%.  $"3U"C#$88 #\\(:K:MNFO %'r=cRd}|dD]} | j|tj| z}|j| | jjr t d|j| j|j | } t| dk(r|dr t| |ds|dr/tjdt|d| j ntjd t | d <tj| tj | d<tj| tj | d<|dr(tj| tj | d<|j| d|j| d|dr|j| d|dr| d jr t d|dr(tj |dr|ds t d|j| d |S)NFr#zJAdam does not support sparse gradients, please consider SparseAdam insteadrr!rr@rBr-rEr?) memory_formatexp_avg exp_avg_sqr(max_exp_avg_sqr zB`requires_grad` is not supported for `step` in differentiable moderr$r+)gradrL is_complexappend is_sparser7rIrKrzerosrrDrN zeros_likepreserve_format requires_gradrM) r9rOparams_with_gradgradsexp_avgs exp_avg_sqsmax_exp_avg_sqs state_steps has_complexrPrIs r< _init_groupzAdam._init_groups xAvv!u//22  ''*66##&d QVV$ 1 u:?W~5a8!.%.  "3U7^"L#$88 #\\#5F5HI&M(-'7'7)>)>(E)$+0*:*:)>)>+E,'Y'272B2BU-B-B3./i 01""5#67##**51A+BC)*uV}/J/J&\ )$d 4!,/&_""5=1{!|r=c|jd}|$tj5|}ddd|jD]}g}g}g}g}g}g} |d\} } |j ||||||| } t |||||| f|d| | | |d|d|d|d|d|d |d |d t |d dt |d d|dd|S#1swYxYw)zPerform a single optimization step. Args: closure (Callable, optional): A closure that reevaluates the model and returns the loss. Nr%r(r$r'r&rrrr r! grad_scale found_infr")r(rgbeta1beta2r$r'r&rrrr r!rjrkr")'_accelerator_graph_capture_health_checkrL enable_gradrGrhrgetattr) r9closurelossrOrarbrcrdrerfrlrmrgs r<r?z Adam.steps; 446  ""$y%&&E-/ "$E%'H(*K,.O(*K >LE5** K    i(';">2%Lz*i( .$%56Gn"4t<!$ T:',-E'F+ ''V ]%$s C  C)gMbP?)g?g+?g:0yE>rFN)__name__ __module__ __qualname__rr2rr3boolr6rFrhrr? __classcell__)r;s@r<rr"s"7CNW $ $!',NWNW FNNWUV^UV^34 NW  NW  NWNWNWNWNWNWd{NW!%NW NW`0IV"9"9r=af Implements Adam algorithm. .. math:: \begin{aligned} &\rule{110mm}{0.4pt} \\ &\textbf{input} : \gamma \text{ (lr)}, \beta_1, \beta_2 \text{ (betas)},\theta_0 \text{ (params)},f(\theta) \text{ (objective)} \\ &\hspace{13mm} \lambda \text{ (weight decay)}, \: \textit{amsgrad}, \:\textit{maximize}, \: \epsilon \text{ (epsilon)} \\ &\textbf{initialize} : m_0 \leftarrow 0 \text{ ( first moment)}, v_0\leftarrow 0 \text{ (second moment)},\: v_0^{max}\leftarrow 0 \\[-1.ex] &\rule{110mm}{0.4pt} \\ &\textbf{for} \: t=1 \: \textbf{to} \: \ldots \: \textbf{do} \\ &\hspace{5mm}\textbf{if} \: \textit{maximize}: \\ &\hspace{10mm}g_t \leftarrow -\nabla_{\theta} f_t (\theta_{t-1}) \\ &\hspace{5mm}\textbf{else} \\ &\hspace{10mm}g_t \leftarrow \nabla_{\theta} f_t (\theta_{t-1}) \\ &\hspace{5mm}\textbf{if} \: \lambda \neq 0 \\ &\hspace{10mm} g_t \leftarrow g_t + \lambda \theta_{t-1} \\ &\hspace{5mm}m_t \leftarrow \beta_1 m_{t-1} + (1 - \beta_1) g_t \\ &\hspace{5mm}v_t \leftarrow \beta_2 v_{t-1} + (1-\beta_2) g^2_t \\ &\hspace{5mm}\widehat{m_t} \leftarrow m_t/\big(1-\beta_1^t \big) \\ &\hspace{5mm}\textbf{if} \: amsgrad \\ &\hspace{10mm} v_t^{max} \leftarrow \mathrm{max}(v_{t-1}^{max},v_t) \\ &\hspace{10mm}\widehat{v_t} \leftarrow v_t^{max}/\big(1-\beta_2^t \big) \\ &\hspace{5mm}\textbf{else} \\ &\hspace{10mm}\widehat{v_t} \leftarrow v_t/\big(1-\beta_2^t \big) \\ &\hspace{5mm}\theta_t \leftarrow \theta_{t-1} - \gamma \widehat{m_t}/ \big(\sqrt{\widehat{v_t}} + \epsilon \big) \\ &\rule{110mm}{0.4pt} \\[-1.ex] &\bf{return} \: \theta_t \\[-1.ex] &\rule{110mm}{0.4pt} \\[-1.ex] \end{aligned} For further details regarding the algorithm we refer to `Adam: A Method for Stochastic Optimization`_. z Args: aG lr (float, Tensor, optional): learning rate (default: 1e-3). A tensor LR is not yet supported for all our implementations. Please use a float LR if you are not also specifying fused=True or capturable=True. betas (tuple[Union[float, Tensor], Union[float, Tensor]], optional): coefficients used for computing running averages of gradient and its square. If a tensor is provided, must be 1-element. (default: (0.9, 0.999)) eps (float, optional): term added to the denominator to improve numerical stability (default: 1e-8) weight_decay (float, optional): weight decay (L2 penalty) (default: 0) decoupled_weight_decay (bool, optional): if True, this optimizer is equivalent to AdamW and the algorithm will not accumulate weight decay in the momentum nor variance. (default: False) amsgrad (bool, optional): whether to use the AMSGrad variant of this algorithm from the paper `On the Convergence of Adam and Beyond`_ (default: False) z a= .. Note:: A prototype implementation of Adam and AdamW for MPS supports `torch.float32` and `torch.float16`. .. _Adam\: A Method for Stochastic Optimization: https://arxiv.org/abs/1412.6980 .. _On the Convergence of Adam and Beyond: https://openreview.net/forum?id=ryQu7f-RZ r#rbrcrdrerfrjrkr(rgrlrmr$r'r&rrr r"r)c  || tdtjjrut | t stdt | t | t stdt | t | t s8tdt | t| } t| } t| } t | tr| j| jf| i}nd}t|D] \}}|s||n|| }||}||}||}tjjs`|r^t}|jj |jj k(r|jj |vstd|d|dz }| dk7r|r|jd| | zz nf|rQt | trA| j r!|j#|j%| }n'|j'|| }n|j'|| }tj(|rqtj*|}tj*|}tj*|}|rtj*||||<tj*|}|j}|1|j}||f}||vr| j-||d ||<||}n| }|j/|d|z |r{t | trk| j r*|j/tj0|d| z n[|j| j#||t3t d| z  n&|j| j#||d| z |s|r|}|rD   E "%%d+D((1G++J7J%*%7%78J%K"&&u-E  !KKE5/C*$"'((!T#+# 3,6c?L L  dA ,- j7""  d!3AI F&//$d5!e)&<0 OOE " + +D$a%i + H D*UF";&&'(5DJJL+@'@$'(5$;$#$ud{? *UF";&&'(5DJJL+@'@$'(5$;$#$ud{? --I%MMOM$4$9$9$; !!%4Q%7%=%=%?N%4Q%7N"((~z)RS $A&++-1F1VW$s]*+ OO%)>)NO$s]*+w}}6w.f%D 5$;  5$; --I$4c$9 ! oa0*/RSBTU)+0025JJPPQTU#*-BBHHM NN7E)N < u''q 2!&!6!6q7I!JOA w&r=c V -t|dk(ryt| tr+|s td| j dk7r t dt| tr+|s t d| j dk7r t dt| tr+|s t d| j dk7r t dt jjs=|r;td -t-fd t||d Dstd-d|| td|r tdt| } t| } t| } tj||||||g}t| tr&t!| j"dk7r| j"| ind}|j%D]\\}}}}}}}t't(t|}t't(t|}t't(t|}t't(t|}t't(t|} |dj"}!||!|vr| j+|!d ||!<|r||!n| }"| r7|r't't(t|}#t-|||||#nt-|||||rt j.|}t jjs=| dj0r.t j2| t j4dddnt j2| d| dk7rR|rt j6|d| | zz n3|rt j2||| nt j8||| }t j:||t't<d|"z t j6|| t| t jrt j>|d| z }$d}%n|}$d| z }%t j@||$||%~~$|rft jB| | }&t jB| | }'t jD|&dt jD|'dt jF|'t jH|&| t jJ|&t jL|'|&}(|'})|rCt't(t|}#t jN|#|t jP|#}*nt jP|}*t jH|*|)t j2|*|t jH|*|(t jR|||*| D+cgc]}+d| tU|+zz }&}+| D+cgc]}+d| tU|+zz }'}+tW|&D,cgc] },| |,z dz c},}(|'D,cgc]},|,dz })},|rCt't(t|}#t jN|#|t jP|#}*nt jP|}*t jH|*|)t j2|*|t jR|||*|(ycc}+wcc}+wcc},wcc},w)Nrr+rr,zHbeta1 as a Tensor is not supported for capturable=False and foreach=TruezTensor beta1 must be 1-elementzHbeta2 as a Tensor is not supported for capturable=False and foreach=TruezTensor beta2 must be 1-elementF) supports_xlac3K|]N\}}|jj|jjk(xr|jjvPywrs)rDr).0rPr?rs r< z%_multi_tensor_adam..`sR A4 HHMMT[[-- - > !== >@sAAT)strictr{r|rzz#_foreach ops don't support autogradcpurDrr.)rDr}r),rKr/rr7r1r0rLrrr allziprrr"_group_tensors_by_device_and_dtypestrrDvaluesrlistrr _foreach_negis_cpu _foreach_add_rN _foreach_mul_ _foreach_add_foreach_lerp_r2 _foreach_mul_foreach_addcmul_ _foreach_pow _foreach_sub_ _foreach_neg_ _foreach_div__foreach_reciprocal__foreach_sqrt__foreach_maximum_ _foreach_sqrt_foreach_addcdiv_rr).r#rbrcrdrerfrjrkr(rgrlrmr$r'r&rrr r"grouped_tensorsrdevice_params_ device_grads_device_exp_avgs_device_exp_avg_sqs_device_max_exp_avg_sqs_device_state_steps__ device_params device_gradsdevice_exp_avgsdevice_exp_avg_sqsdevice_state_stepsrDrdevice_max_exp_avg_sqsscaled_device_gradsrrrrrexp_avg_sq_sqrtr?bcrs. @r<_multi_tensor_adamr*sw, 6{a"fW  88:?:; ;% Z  ;;=A => >% Z  ;;=A => > >> & & (Z'H( $ v{4@  ![\x[yyz{ !6KLLBCC BB u E u EBB + LO eV $U\\):e)C u   " " $  T&\>: DL-8 tF|-=>!$v,0CD!$v,0CDq!((  !fJ&>!&d!KJv -7z&)U  )-d6l@RS#("5"56L"M"'"5"56H"I   1F G    5    ;  # #M?O T;M :L$EZ---:L  ;M :L$EZ---:L  ,FV,WFVb2g^FV,WXI7G$H7GRW7G !$H)-d6l@RS#("5"56L"M"'"5"56H"I   1F G    5  # #  k %|  -X$Hs Z*Z Z! ' Z&c >|sy|r tdt| } t| } ||j|ini}||j|ini}t| tr&t | jdk7r| j| ind}t j||||||g}|jD]l\\}}\\}}}}}}}ttt|}ttt|} ttt|}!ttt|}"ttt|}#d\}$}%|#|j||j|d}$|#|j||j|d}%|||vr| j|d||<||} tj|#d|stjntj }&|&|| |!|"||#|| | | | |||$|%|%Jtj"|#|%gt%|#zoy) Nz9Adam with fused=True does not support differentiable=Truer)NNT)rrr) r(r$rlrmr'r&rrjrk)r7rrDr/rrrritemsrrrHrrLr _fused_adam_ _fused_adamw_rrK)'r#rbrcrdrerfrjrkr(rgrlrmr$r'r&rrr r"grad_scale_dictfound_inf_dictlr_dictrrDrrrrrrrrrrrrdevice_grad_scaledevice_found_inffuncs' r< _fused_adamr#sZ, VWW u E u E,6+A  J'r*3)>  9%B&b&1c"))n6MBSW  BB + LO            "  T&\>: DL-8 tF|-=>!$v,0CD!$v,0CD.8++  ! / : : f4 @!   -88 V$ ?    6#8 ee6eEGFOB .2)?u!!UEXEX     " %(& "  '   "%5$6=O9P$P Q !r=)single_tensor_fnrr!ch| )|'t||d\}}|rt|tr|sd}| d} |d}tjj st d|Ds td|r)tjjr td| r)tjjr td| r%tjjst}n-|r%tjjst}nt}|||||||f|| ||||||||| | | d y) znFunctional API that performs Adam algorithm computation. See :class:`~torch.optim.Adam` for details. NF) use_fusedc3PK|]}t|tj ywrs)r/rLr)rts r<rzadam..s5-8 1ell#[s$&zPAPI has changed, `state_steps` argument must contain a list of singleton tensorsz6torch.jit.script not supported with foreach optimizersz4torch.jit.script not supported with fused optimizers) r(rgrlrmr$r'r&rrr rjrkr") rr/rrLrrrr7rrrrr)r#rbrcrdrerfrrr r!rjrkrgr"r(rlrmr$r'r&rrrs r<rrs=F }1 Ne 7 z"f-jG } >> & & (5-852 ^  599))+STT '')QRR UYY++- //1!"   ! %5'r=)NFFNNNFF)#typingrrLr optimizerrrrr r r r r rrrrrrrrrrrr__all__r__doc__rrwr2rrrrrTr=r<rs5 0 6 n9nd$J        -KC PLK LLK <LK6lLKf LK &\ LK f LK LK}LKLKLK 6>LK 6>LK LKLK !LK"#LK$%LK&'LK(!)LK* +LK^v Lv <v6lvf v &\ v f v v}vvv 6>v 6>v vv !v"#v$%v&'v(!)v* +vra La <a6laf a &\ a f a a}aaa 6>a 6>a aa !a"#a$%a&'a(!)a* +aH 1DE   $##(!W LW <W6lWf W &\ W f WD[WWW $;W W}WW !!W$%W& 6>'W( 6>)W* +W,-W. /W01W2 3WFWr=