a
    d                     @   sj   U d dl mZmZmZmZ d dlZd dlm  mZ	 d dlm
Z
 g Zee ed< ejjG dd dZdS )    )DictListOptionalTupleN)Tensor__all__c                   @   sd   e Zd Zdee eeeef eeeeeeed
ddZee	e d	d
dZ
ee	e  dddZdS )_FunctionalAdamWMbP?g?g+?:0yE>{Gz?F)
paramslrbetasepsweight_decayamsgradmaximizeforeachfused_allow_empty_param_listc                 C   s  d|kst d|d|ks,t d|d|d   krDdk sXn t d|d d|d   krpdk sn t d|d d|kst d	||||d |d |d
| _|| _|| _|| _|	| _tj	t
tjt
ttjf f i | _t|dkr|
st dd|i| _d S )N        zInvalid learning rate: {}zInvalid epsilon value: {}r   g      ?z%Invalid beta parameter at index 0: {}   z%Invalid beta parameter at index 1: {}zInvalid weight_decay value: {})r   r   beta1beta2r   z%optimizer got an empty parameter listr   )
ValueErrorformatdefaultsr   r   r   r   torchjitZannotater   r   strstatelenparam_group)selfr   r   r   r   r   r   r   r   r   r    r%   q/var/www/html/stable-diffusion-webui/venv/lib/python3.9/site-packages/torch/distributed/optim/functional_adamw.py__init__   s0    $z_FunctionalAdamW.__init__)paramgradc           
      C   sj  g }g }g }g }g }g }|d ur4| | | | || jvri | j|< | j| }	td|	d< tj|tjd|	d< tj|tjd|	d< | jrtj|tjd|	d< | j| }	| |	d  | |	d  | jr| |	d  | |	d  t b tj	||||||| j| j
| jd | jd | jd	 | jd
 | jd | j| jd d d W d    n1 s\0    Y  d S )Nr   stepZmemory_formatexp_avg
exp_avg_sqmax_exp_avg_sqr   r   r   r   r   r   r   r   r   r   r   r   r   r   Z
grad_scaleZ	found_inf)appendr!   r   tensor
zeros_likepreserve_formatr   no_gradFadamwr   r   r   r   )
r$   r(   r)   params_with_gradgradsexp_avgsexp_avg_sqsmax_exp_avg_sqsstate_stepsr!   r%   r%   r&   
step_paramA   sb    









z_FunctionalAdamW.step_param)	gradientsc                 C   s  | j d }g }g }g }g }g }g }t|t|krXtddt| d dt|  t| j d |D ]\}	}
|
d urh||	 ||
 |	| jvri | j|	< | j|	 }td|d< tj|	tj	d|d	< tj|	tj	d|d
< | j
rtj|	tj	d|d< | j|	 }||d	  ||d
  | j
r6||d  ||d  qht b tj||||||| j
| j| jd | jd | jd | jd | jd | j| jd d d W d    n1 s0    Y  d S )Nr   zEthe gradients passed in does not equal to the size of the parameters!zParams length: z. zGradients length: r   r*   r+   r,   r-   r.   r   r   r   r   r   r/   )r#   r"   r   zipr0   r!   r   r1   r2   r3   r   r4   r5   r6   r   r   r   r   )r$   r>   r   r7   r8   r9   r:   r;   r<   r(   Zgradientr!   r%   r%   r&   r*   |   sv    










z_FunctionalAdamW.stepN)	r	   r
   r   r   FFFFF)__name__
__module____qualname__r   r   floatr   boolr'   r   r=   r*   r%   r%   r%   r&   r      s.            
,;r   )typingr   r   r   r   r   Ztorch.optim._functionalZoptimZ_functionalr5   r   r   r    __annotations__r   scriptr   r%   r%   r%   r&   <module>   s   