a
    hC                     @   s   d dl Z d dlZd dl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 ejejfZejejfZee Ze jdee jdg d	e jd
ddgdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Ze jdedd Z dS )    N)default_rng)assert_allclose)_compute_lwork)ortho_groupunitary_group)cossinget_lapack_funcsdtype_zm, p, q)
)      r   )   r
   r   )r   r   r
   )   r
   r
   )r   r   r
   )(         )r      r   )r   r   r   )d   2   r   )r   r   r   	swap_signTFc                 C   sF  t d}| tv r*tjtj||d| d}ntjtj||d| d}t||||d\}}}	t||| |	 d|d t	| j
 d |j| ksJ |jt|jksJ |	j| ksJ t|d |d |f |d ||d f ||d d |f ||d |d f g|d\}}}	t||| |	 d|d t	| j
 d |j| ksDJ |jt|jks\J |	j| kslJ t|||d|d	\}
}}t||dd
t	| j
 d t|	|dd
t	| j
 d t|||d|d\}}}
t||dd
t	| j
 d t||dd
t	| j
 d t|||dd|d\}
}}
t||dd
t	| j
 d d S )Nl   I9F0 Zrandom_statedtype)r           g     @@ZrtolZatolF)	compute_ur   
   )
compute_vhr   )r   r   r   )r   COMPLEX_DTYPESnparrayr   rvsr   r   r   finfoepsr   real)r	   mpqr   rngxucsvh_Zcs2Zvh2u2 r.   a/var/www/html/assistant/venv/lib/python3.9/site-packages/scipy/linalg/tests/test_decomp_cossin.pytest_cossin   sH    (L(r0   c                  C   s   t d} tjtjd| dtjd}t|d dd df tj|d ddd f tjd|dd d df |dd dd f g\}}}|jtjksJ |jtjksJ |jtjksJ t	||| | ddt
tjj d d S )	Nl   ; F0 r   r   r   r
   r   g     @r   )r   r   r   r   r    float64r   
complex128r   r   r!   r"   )r'   r(   r)   r*   r+   r.   r.   r/   test_cossin_mixed_typesG   s    r3   c                   C   sR   t jtdd0 tddgg dddgg df W d    n1 sD0    Y  d S )	Nz!be due to missing p, q arguments.matchr   r
   r   r               	   r   pytestraises
ValueErrorr   r.   r.   r.   r/   %test_cossin_error_incorrect_subblocksV   s    rA   c                   C   s   t jtdd  tg g g g f W d    n1 s40    Y  t jtdd, tddgg ddgg df W d    n1 s~0    Y  t jtd	d, tddgg d
g g df W d    n1 s0    Y  t jtdd* tddgg d
dgg f W d    n1 s0    Y  d S )Nz
x11.*emptyr4   z
x12.*emptyr   r
   r8   r9   r:   z
x21.*emptyr6   z
x22.*emptyr=   r.   r.   r.   r/   !test_cossin_error_empty_subblocks[   s    .::rB   c                   C   s|   t jtdd ttd W d    n1 s20    Y  t jtdd ttd W d    n1 sn0    Y  d S )Nz.*exactly four arrays.* got 2r4   r
   z.*might be due to missing p, qr   )r>   r?   r@   r   r   r    r.   r.   r.   r/   &test_cossin_error_missing_partitioningf   s    ,rC   c                   C   s:   t jtdd td W d    n1 s,0    Y  d S )Nzcontaining the subblocks of Xr4   y              (@r=   r.   r.   r.   r/   test_cossin_error_non_iterablen   s    rD   c                   C   sJ   t jtdd( ttddggdd W d    n1 s<0    Y  d S )Nzonly supports squarer4   r   r
   )r>   r?   r@   r   r   r   r.   r.   r.   r/   test_cossin_error_non_squares   s    rE   c                  C   s  t jtdt jd} tjtdd t| dd W d    n1 sF0    Y  tjtdd t| dd W d    n1 s0    Y  tjtdd t| dd	 W d    n1 s0    Y  tjtd
d t| dd W d    n1 s0    Y  d S )Nr   r   zinvalid p=0.*0<p<4.*r4   r   r   zinvalid p=4.*0<p<4.*zinvalid q=-2.*0<q<4.*zinvalid q=5.*0<q<4.*r7   )	r   r   r   r    r1   r>   r?   r@   r   )r(   r.   r.   r/   test_cossin_error_partitioningx   s    ***rG   c                 C   s  t d}d\}}}| tv rdnd}|dkr8tj||dntj||d}tj|| d}t|d |d f|g\}}t||||}	|dkrd	|	int	t
d	d
g|	}
||d |d |f |d ||d f ||d d |f ||d |d f fi |
^ }}}}}}}t|||dd\\}}}\}}t||ddt| j d t||ddt| j d t||ddt| j d t||ddt| j d t||ddt| j d d S )Nl   8^^F0 )b   %   =   orunr   r   csdZ	csd_lworkZlworkZlrworkT)Zseparater   r   r   )r   REAL_DTYPESr   r    r   r   r   r   r   dictzipr   r   r!   r"   )r	   r'   r$   r%   r&   pfxXdrvZdlwZlwvalZlwvalsr,   thetau1r-   Zv1tZv2tZu1_2Zu2_2Ztheta2Zv1t_2Zv2t_2r.   r.   r/   test_cossin_separate   s,    
TrV   )!r>   numpyr   Znumpy.randomr   Znumpy.testingr   Zscipy.linalg.lapackr   Zscipy.statsr   r   Zscipy.linalgr   r   Zfloat32r1   rN   Z	complex64r2   r   ZDTYPESmarkZparametrizer0   r3   rA   rB   rC   rD   rE   rG   rV   r.   r.   r.   r/   <module>   s0   )