o
    5BiC                     @   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   s@  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sGJ |jt|jksRJ |	j| ksYJ t|d |d |f |d ||d f ||d d |f ||d |d f g|d\}}}	t||| |	 d|d t	| j
 d |j| ksJ |jt|jksJ |	j| ksJ 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 random_statedtype)r           g     @@rtol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_cs2vh2u2 r3   e/var/www/html/Trade-python/venv/lib/python3.10/site-packages/scipy/linalg/tests/test_decomp_cossin.pytest_cossin   sH   (L( r5   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sJJ |jtjksRJ |jtjksZJ 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.   r3   r3   r4   test_cossin_mixed_typesG   s   
r8   c                   C   sT   t jtdd tddgg dddgg df W d    d S 1 s#w   Y  d S )	Nz!be due to missing p, q arguments.matchr   r
   r   r               	   r   pytestraises
ValueErrorr   r3   r3   r3   r4   %test_cossin_error_incorrect_subblocksV   s   ""rF   c                   C   s   t jtdd tg g g g f W d    n1 sw   Y  t jtdd tddgg ddgg df W d    n1 s?w   Y  t jtd	d tddgg d
g g df W d    n1 sdw   Y  t jtdd tddgg d
dgg f W d    d S 1 sw   Y  d S )Nz
x11.*emptyr9   z
x12.*emptyr   r
   r=   r>   r?   z
x21.*emptyr;   z
x22.*emptyrB   r3   r3   r3   r4   !test_cossin_error_empty_subblocks[   s   "rG   c                   C   s~   t jtdd ttd W d    n1 sw   Y  t jtdd ttd W d    d S 1 s8w   Y  d S )Nz.*exactly four arrays.* got 2r9   r
   z.*might be due to missing p, qr   )rC   rD   rE   r   r   r#   r3   r3   r3   r4   &test_cossin_error_missing_partitioningf   s   "rH   c                   C   s<   t jtdd td W d    d S 1 sw   Y  d S )Nzcontaining the subblocks of Xr9   y              (@rB   r3   r3   r3   r4   test_cossin_error_non_iterablen   s   
"rI   c                   C   sL   t jtdd ttddggdd W d    d S 1 sw   Y  d S )Nzonly supports squarer9   r   r
   )rC   rD   rE   r   r!   r"   r3   r3   r3   r4   test_cossin_error_non_squares   s   "rJ   c                  C   s  t jtdt jd} tjtdd t| dd W d    n1 s#w   Y  tjtdd t| dd W d    n1 s@w   Y  tjtdd t| dd	 W d    n1 s]w   Y  tjtd
d t| dd W d    d S 1 s{w   Y  d S )Nr   r   zinvalid p=0.*0<p<4.*r9   r   r   zinvalid p=4.*0<p<4.*zinvalid q=-2.*0<q<4.*zinvalid q=5.*0<q<4.*r<   )	r!   r"   r   r#   r6   rC   rD   rE   r   )r+   r3   r3   r4   test_cossin_error_partitioningx   s   "rL   c                 C   s  t d}d\}}}| tv rdnd}|dkrtj||dntj||d}tj|| d}t|d |d f|g\}}t||||}	|dkrGd	|	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   csd	csd_lworklworklrworkT)separater   r   r   )r   REAL_DTYPESr   r#   r   r!   r"   r   r   dictzipr   r   r$   r%   )r	   r*   r'   r(   r)   pfxXdrvdlwlwvallwvalsr/   thetau1r2   v1tv2tu1_2u2_2theta2v1t_2v2t_2r3   r3   r4   test_cossin_separate   s,   
T ri   )!rC   numpyr!   numpy.randomr   numpy.testingr   scipy.linalg.lapackr   scipy.statsr   r   scipy.linalgr   r   float32r6   rW   	complex64r7   r    DTYPESmarkparametrizer5   r8   rF   rG   rH   rI   rJ   rL   ri   r3   r3   r3   r4   <module>   s2    )