o
    j9:j                     @  s   d Z ddlmZ ddlZddlmZ ddlZddlmZm	Z	 ddl
mZmZmZ g dZd	d
 Zdd Zed&ddZed&ddZdd ZeZeZed'ddZedd Zed'ddZedd Zed(ddZeed)d*d$d%ZdS )+zWrapper to mimic (parts of) np.random API surface.

NumPy has strict guarantees on reproducibility etc; here we don't give any.

Q: default dtype is float64 in numpy

    )annotationsN)sqrt   )_dtypes_impl_util)array_or_scalar	ArrayLike
normalizer)seedrandom_samplesamplerandomrandrandnnormalchoicerandintshuffleuniformc                  C  s   dd l m  m}  | jS )Nr   )torch._dynamo.config_dynamoconfiguse_numpy_random_stream)r    r   Z/home/nk/hobo-godmode/plappi-mvp/.venv/lib/python3.10/site-packages/torch/_numpy/random.pyuse_numpy_random%   s   r   c                   s   t   fdd}|S )Nc                    s   t  s
| i |S dd l}ddlm  t|jj}t fdd| D }  fdd| D }|| i |}t	||jrE t
|}|S )Nr   r   ndarrayc                 3  s(    | ]}t | r|j n|V  qd S N
isinstancetensornumpy).0argr   r   r   	<genexpr>9   s    
z-deco_stream.<locals>.inner.<locals>.<genexpr>c                   s*   i | ]\}}|t | r|j n|qS r   r   )r#   keyvalr   r   r   
<dictcomp><   s    z.deco_stream.<locals>.inner.<locals>.<dictcomp>)r   r"   _ndarrayr   getattrr   __name__tupleitemsr    torch	as_tensor)argskwdsr"   fvaluefuncr   r   inner-   s   
zdeco_stream.<locals>.inner)	functoolswraps)r5   r6   r   r4   r   deco_stream,   s   r9   c                 C  s   | d urt j|  d S d S r   )r.   r   manual_seed)r
   r   r   r   r
   L   s   r
   c                 C  s8   | d u rd} t  j}tj| |d }t|| dkdS Nr   dtypereturn_scalarr   default_dtypesfloat_dtyper.   emptyuniform_r   sizer=   valuesr   r   r   r   R   s
   
r   c                  G  s   | dkrd } t | S )Nr   )r   rF   r   r   r   r   [   s   r                 ?c                 C  <   |d u rd}t  j}tj||d| |}t||dkdS r;   r@   )lowhighrF   r=   rG   r   r   r   r   e   
   
r   c                  G  s(   t  j}tj| |d}t|| dkdS )Nr<   r   r>   )r   rA   rB   r.   r   r   rE   r   r   r   r   n   s   
r   c                 C  rK   r;   )r   rA   rB   r.   rC   normal_r   )locscalerF   r=   rG   r   r   r   r   u   rN   r   c                 C  s^   ddl m} t| tjr| }nt| |r| j}ntdt|jd }|| }|	| d S )Nr   r   z'We do not random.shuffle lists in-placer   )
r)   r   r    r.   Tensorr!   NotImplementedErrorrandpermshapecopy_)xr   r!   permxpr   r   r   r   ~   s   
r   c                 C  sT   |d u rd}t |ttfs|f}|d u rd| } }tj| ||d}t|t|dkdS )Nr   r   rH   r>   )r    r,   listr.   r   r   int)rL   rM   rF   rG   r   r   r   r      s   
r   Tar   pArrayLike | Nonec           	      C  s   |   dkrt| } |d u rd}nt|r#d}|D ]}||9 }qn|}|d u r3t| | jd  }tt|j	j
}t| d |krJtdtj|||d}t|r\||}| | }|S )Nr   r   rJ   zprobabilities do not sum to 1.)replacement)numelr.   aranger   is_sequence	ones_likerU   r   finfor=   epsabssum
ValueErrormultinomialreshape)	r\   rF   replacer]   num_elelatolindicessamplesr   r   r   r      s(   




r   r   )rI   rJ   N)NN)NTN)r\   r   r]   r^   )__doc__
__future__r   r7   mathr   r.    r   r   _normalizationsr   r   r	   __all__r   r9   r
   r   r   r   r   r   r   r   r   r   r   r   r   r   r   <module>   s<    

