U
    yhR                     @   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                	   @   sR   e Zd Zdee eeeef eeef eeedddZee	e  dd	d
Z
dS )_FunctionalRprop{Gz?g      ?g333333?gư>2   F)paramslretas
step_sizesforeachmaximize_allow_empty_param_listc                 C   sl   d|i| _ || _|| _|| _|| _t|dkr:|s:tdd|i| _tj	
ttjtttjf f i | _d S )Nr   r   z%optimizer got an empty parameter listr   )defaultsr   r   r   r   len
ValueErrorparam_grouptorchjitZannotater   r   strstate)selfr   r   r   r   r   r   r    r   Z/var/www/html/venv/lib/python3.8/site-packages/torch/distributed/optim/functional_rprop.py__init__   s     
z_FunctionalRprop.__init__)	gradientsc                 C   sx  | j d }g }g }g }g }g }| jd }| j\}	}
| j\}}t|t|krrtddt| d dt|  d}t||D ]\}}|d k	r|t|O }|	| |	| || j
kri | j
|< | j
| }td|d	< tj|tjd
|d< t|||d< | j
| }|	|d  |	|d  |	|d	  qt , tj||||||||	|
| j| j|d W 5 Q R X d S )Nr   r   zEthe gradients passed in does not equal to the size of the parameters!zParams length: z. zGradients length: Fg        step)Zmemory_formatprevZ	step_size)step_size_minstep_size_maxetaminusetaplusr   r   has_complex)r   r   r   r   r   r   zipr   Z
is_complexappendr   ZtensorZ
zeros_likeZpreserve_formatZ	full_likeZno_gradFZrpropr   r   )r   r    r   Zparams_with_gradZgradsZprevsr   Zstate_stepsr   r%   r&   r#   r$   r'   paramZgradientr   r   r   r   r!   1   sf    







 


z_FunctionalRprop.stepN)r	   r
   r   FFF)__name__
__module____qualname__r   r   floatr   boolr   r   r!   r   r   r   r   r      s          

r   )typingr   r   r   r   r   Ztorch.optim._functionalZoptimZ_functionalr*   r   r   r   __annotations__r   scriptr   r   r   r   r   <module>   s    