
    biRG                        d dl Z d dlZd dlZd dlmZ d dlmZ d dlZd dl	m
Z
 d dlZd dlmZ d dlmZmZmZmZmZmZmZ d dlmZ d dlmZ d d	lmZ d d
lmZmZm Z m!Z!m"Z"m#Z#m$Z$ ejJ                  jL                  Z&ejJ                  jN                  Z' ejP                  g d      jS                  d      Z* ejP                  ddgddgddgddgddgddgddgddgddgddgddgg      Z+ ejP                  ddgddgddgg      Z, ejP                  ddgddgddgg      Z- ejP                  g d       Z. e!e       G d! d"             Z/ e!e       G d# d$             Z0 e!ee       G d% d&             Z1y)'    N)deepcopyLock)assert_array_equal)raises)kmeanskmeans2py_vqvqwhitenClusterError
_krandinit)_vq)matrix)array_api_extra)SCIPY_ARRAY_APIeager_warnsis_lazy_arraymake_xp_test_casexp_copyxp_assert_closexp_assert_equal(  ggQ?Gz
ףp=
?gRQ gQ@gQgffffff?333333g)\(@zG(\?gGzgQ
@RQgffffff@gQg
ףp=
ףp=
gQ@g      q=
ףp@皙gHzG@g
ףp=
g333333@gQgQ?\(\gQ@gGzzG@g=
ףp={Gz?g      皙@gQg      ?\(\g\(\	@QgQ?=
ףp=gHzGѿ(\ gr'   gq=
ףp?g(\gp=
ף@QgQ?g\(\ףp=
@gQg)\(@gp=
ף Q@g=
ףp=g(\@gQ gp=
ף?gq=
ףpgQ?      )\(?r-   g)\( @g=
ףp=r#   =
ףp= g\(\@gGzg333333?ףp=
g(\ҿr&   gGz	@gffffffgGz?gQgGz?(\r+   g(\gGz@gffffff(\?gQQgzG\(\@\(\g(\@皙g      @r!   (\?g)\(gQ@gp=
ףg=
ףp=?gp=
ף @g(\g(\?GzgQ@gQg\(\@gp=
ף
Q@{Gz gp=
ףg
@Qgffffff@zGg?
ףp=
?g=
ףp=Q?r;   gRQ?Qg)\(?gQg)\(@gRQgQ@r   gQ@p=
ףgRQؿr6   gQ@
ףp=
g\(\?r=   g=
ףp=?q=
ףp      ?333333?r!   Q@r   gHzG@g333333gףp=
@gGzg)\(@r5   g333333?r;   g\(\?gRQg(\ @r/   rH   gףp=
	rI   r8   g
ףp=
?gQg?Qg\(\@q=
ףpgq=
ףp@r!   g\(\g(\r<   g?g)\(gQ	@gGzg?g\(\gQ@ffffff      @r-   \(\?g=
ףp=
g
ףp=
@ףp=
r.   HzGgQ?Qg
ףp=
?r0   g(\?r   gףp=
rL   (\?g{Gzg@gRQgQ@gQrA   g
ףp=
Gz@gr%   g(\gHzG@gGz gGzp=
ףrT   g
ףp=
gp=
ףg      gQ@rR   gq=
ףp?rM   gGz@rQ   g{Gz?gQۿgp=
ף?g\(\gHzG@g      g(\r?   r   gq=
ףpg333333?gzG r4   {GzQ? gQ{Gz=
ףp=@g)\(gp=
ף
@gQr#   gq=
ףpg
ףp=
r(   gHzG?(\g
ףp=
?gQ	g333333?rE   r$   g)\(gzG@gQg(\	@QrF   r>   gQ	@r[   g{Gz?rK   r7   r5   gffffff@r   gGz@r/   rN   g(\g333333rB   gHzG?rG   gffffff?gffffffgRQ?gQgq=
ףp?      g(\@r9   g{Gz@ggGz?gHzGgQr*   r2   g333333r:   gq=
ףpgffffff?g
ףp=
rN   r)   gףp=
@g333333g\(\@gGzgףp=
?g\(\rW   g)\(g
ףp=
@grZ   gffffff=
ףp=@gg?r1   g      @g      gGz@p=
ףr:   gGzr    gHzGgGz?gףp=
rC   rY   g(\@gGz
rS   gQgGz@gGzgRQ@r   g
ףp=
?(\g{Gz?rX         ?Qr^   gHzGgQ@rR   gGz?r   g)\(̿rb   g333333?gzGr4   gQg{Gz@RQg333333@rU   {Gz
@gzGg@g
ףp=
r,   g)\( gGz?r_   gQ?r3   g{Gz@rP   rc   r\   rW   r9   g{GzĿg=
ףp=gQrJ   gffffff?rV   rd   rR   g?gGzrO   rD   g(\?r   g\(\?r`   r   r"   rT   g(\gzG @      g      @      rg   	               g@      @g333333@r@   gUUUUUU@gUUUUUU@g      @g      @g      @rF   )r   rl   rg   rg   rg   rg   rl   rg   rl   rl   rl   c                   "   e Zd Zd Zd Zej                  j                  d      ej                  j                  de	j                  e	j                  e	j                   g      d               Zej                  j                  ed      d        Zy	)

TestWhitenc                     |j                  ddgddgddgddgd	d
gg      }|j                  ddgddgddgddgddgg      }t        t        |      |d       y )N&cJ^|Y@g`q@ս	@g}&?J?UH~
@g?K=E@gFMp?|H@gH|?cw&?gbA|?D=?k2?'B?);"~?|d=?z?|?Ry?h㈵>rtol)asarrayr   r   )selfxpdesiredobss       V/home/cdr/jupyterlab/.venv/lib/python3.12/site-packages/scipy/cluster/tests/test_vq.pytest_whitenzTestWhiten.test_whitenU   s    **z:6'4'4'4'4	6 7 jj:z2%z2%z2%z2%z2	4 5
 	sW48    c                     |j                  g dg dg dg      }|j                  g dg dg dg      }t        t        d|      5  t        |      }d d d        t	        |d	
       y # 1 sw Y   xY w)N)        ra   gJJ@)r   ra   g I 1?)r   ra   gKX@)r   ra   g/?)r   ra   g@?)r   ra   g?zSome columns have standard...)matchr   r   r   )r   r   RuntimeWarningr   r   )r   r   r   r   actuals        r   test_whiten_zero_stdzTestWhiten.test_whiten_zero_stdc   sv    **3335 6 jj...0 1 /NSUV 	!C[F	!d3	! 	!s   A**A3z4ignore:invalid value encountered:RuntimeWarning:dask	bad_valuec                    |j                  d|gddgddgddgdd	gg      }t        |      r~|j                  d
t        j                  gdt        j                  gdt        j                  gdt        j                  gdt        j                  gg      }t	        t        |      |d       y t        t        t
        |       y )Nrx   ry   rz   r{   r|   r}   r~   r   r   rs   rt   ru   rv   rw   r   r   )r   r   mathnanr   r   assert_raises
ValueError)r   r   r   r   r   s        r   test_whiten_not_finitez!TestWhiten.test_whiten_not_finitep   s     jj:y1%z2%z2%z2%z2	4 5 jj:txx"8#-txx"8#-txx"8#-txx"8#-txx"8	": ;G
 F3Kt<*fc2r   )`np.matrix` unsupported in array API modereasonc           	          t         j                  t         j                  t         j                   fD ]1  }t        d|gddgddgddgdd	gg      }t	        t
        t        |       3 y )
Nrx   ry   rz   r{   r|   r}   r~   r   r   )npr   infr   r   r   r   )r   r   r   s      r   test_whiten_not_finite_matrixz(TestWhiten.test_whiten_not_finite_matrix   sl     "&&0 	3I:y1%z2%z2%z2%z2	4 5C
 *fc2	3r   N)__name__
__module____qualname__r   r   pytestmarkfilterwarningsparametrizer   r   r   r   skipifr   r    r   r   rq   rq   R   s    94 [[ VW[[[488TXXy*IJ3 K X3" [[J  L3L3r   rq   c                       e Zd Zd Zej
                  j                  ed      d        Zd Z	ej
                  j                  ed      d        Z
d Zd Zd	 Zd
 Zd Zy)TestVqc                     t        j                  t        d   gt        d   gt        d   gg      }t        |j	                  t              |j	                  |            d   }t        ||j	                  t        |j                        d       y )Nr   rl   rg   dtypeFcheck_dtype)r   concatenateXr
   r   r   LABEL1int64)r   r   initclabel1s       r   
test_py_vqzTestVq.test_py_vq   sk    11178rzz!}bjj&78;

6
 B$)	+r   r   r   c                     t        j                  t        d   gt        d   gt        d   gg      }t        t	        t              t	        |            d   }t        |t               y Nr   rl   rg   )r   r   r   r
   r   r   r   )r   r   r   s      r   test_py_vq_matrixzTestVq.test_py_vq_matrix   sN     11178vay&-0366*r   c                     t        j                  t        d   gt        d   gt        d   gg      }t        j                  t        |      \  }}t        |t               t	        |j                  t              |j                  |            \  }}y r   )r   r   r   r   r   r   r   r   )r   r   r   r   _s        r   test_vqzTestVq.test_vq   sh    11178FF1e$	66*"**Q-E!231r   c                 ,   t        j                  t        d   gt        d   gt        d   gg      }t        j                  t        t              t        |            \  }}t        |t               t	        t        t              t        |            \  }}y r   )r   r   r   r   r   r   r   r   )r   r   r   r   s       r   test_vq_matrixzTestVq.test_vq_matrix   si     11178FF6!9fUm4	66*&)VE]+1r   c                    t         d d df   }|d d }t        j                  ||      \  }}|j                  |      }|j                  |      }t	        |d d t
        j                  f   |d d t
        j                  f         \  }}t        ||j                  ||j                        d       t        ||j                  |             y )Nr   rh   r   Fr   )	r   r   r   r   r
   r   newaxisr   r   )r   r   datar   abtatbs           r   
test_vq_1dzTestVq.test_vq_1d   s    AwRavvdE"1zz$

5!tArzzM*E!RZZ-,@ABBJJqJ9uMBJJqM*r   c                     t        j                  ddg      }|j                  t         j                        }t	        t
        t        j                  ||       y )Nra   g       @)r   r   astypefloat32r   	TypeErrorr   r   )r   r   r   s      r   test__vq_sametypezTestVq.test__vq_sametype   s8    JJSz"HHRZZ iA.r   c                 ~    t        j                  ddgt              }t        t        t
        j                  ||       y )Nrl   rg   r   )r   r   intr   r   r   r   )r   r   s     r   test__vq_invalid_typezTestVq.test__vq_invalid_type   s(    JJ1vS)iA.r   c                 H   t         j                  j                  dd      }t         j                  j                  dd      }t        j                  ||      \  }}t        |j                  |      |j                  |            \  }}t        ||j                  |      d       t        ||j                  ||j                        d       |j                  t         j                        }|j                  t         j                        }t        j                  ||      \  }}t        |j                  |      |j                  |            \  }}t        ||j                  ||j                        d       t        ||j                  ||j                        d       y )N   rh   r   r   r   Fr   )r   randomrandr   r   r
   r   r   r   r   r   r   float64r   r   r   	code_bookcodes0dis0codes1dis1s           r   test_vq_large_nfeatzTestVq.test_vq_large_nfeat   s2   IINN2r"IINN1b)	vva+JJqM2::i0
 	bjj.T:

6
 BPUVHHRZZ $$RZZ0	vva+JJqM2::i0
 	bjjRZZj@tL

6
 BPUVr   c                    t         j                  j                  dd      dz  }t         j                  j                  dd      dz  }t        j                  ||      \  }}t        |j                  |      |j                  |            \  }}t        ||j                  |      d       t        ||j                  ||j                        d	       y )
N
   rk   i@B rg   r   r   r   Fr   )
r   r   r   r   r   r
   r   r   r   r   r   s           r   test_vq_large_featureszTestVq.test_vq_large_features   s    IINN2q!G+IINN1a(72	vva+JJqM2::i0
 	bjj.T:

6
 BPUVr   N)r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r      s    + [[J  L+L+4 [[J  L,L,
+/
/W.
Wr   r   c                      e Zd Zd Zd Zej                  j                  ed      d        Z	d Z
d Zej                  j                  ed      d        Zd	 Zd
 Zd Zd Zej"                  d        Z edd      ej                  j                  ej*                  dk(  d      d               Zd Zd Zd Zd Zd Zd Zd Zy)
TestKMeansc                 4   d}d}t         j                  j                  |      }t         j                  j                  |      }dt         j                  j                  ||      z  d|z  z
  }dt         j                  j                  ||      z  d|z  z   }t        j                  |j                  d   |j                  d   z   |ft         j
                        }||d |j                  d    |||j                  d   d  t        |j                  |      dd       y )	Ni,  d   i'  i N  r   rg   rl   seed)r   r   randnemptyshaper   r   r   )	r   r   dnm1m2xyr   s	            r   test_large_featureszTestKMeans.test_large_features   s     YY__QYY__QBIIOOAq))EBJ6BIIOOAq))EBJ6xxaggaj0!4bjjA[aggajQWWQZ[ 	rzz$+r   c                 H   t         j                  j                  d      }t        j                  t        d   gt        d   gt        d   gg      }t        |j                  t              |j                  |      d|      d   }t        ||j                  t                     y Ni1  r   rl   rg   iterrng)	r   r   default_rngr   r   r   r   r   CODET2)r   r   r   r   code1s        r   test_kmeans_simplezTestKMeans.test_kmeans_simple   sv    ii##E*11178rzz!}bjj&7aSI!Lrzz&12r   r   r   c                    t         j                  j                  d      }t        j                  t        d   gt        d   gt        d   gg      }t        t        t              t        |      d|      d   }t        |t               y r   )	r   r   r   r   r   r   r   r   r   )r   r   r   r   s       r   test_kmeans_simple_matrixz$TestKMeans.test_kmeans_simple_matrix  sf     ii##E*11178vay&-aSA!Dv&r   c                 N   |j                  t              }|j                  ddgddgddgg      }t        ||       t        j                         5  t        j
                  ddt               t        ||d	
       d d d        t        t        t        ||d
       y # 1 sw Y   "xY w)Ng5 g!{gL^ @g͛`d?g8}g?kignorezKOne of the clusters is empty. Re-run kmeans with a different initializationwarn)missingraise)
r   TESTDATA_2Dr   warningscatch_warningsr   UserWarningr	   r   r   )r   r   r   initks       r   test_kmeans_lost_clusterz#TestKMeans.test_kmeans_lost_cluster  s    zz+&

Z5'4(+68 9 	tU$$& 	1##"	 D%0	1 	lGT5'J	1 	1s   *BB$c                 $   t         j                  j                  d      }|j                  t        j                  t
        d   gt
        d   gt
        d   gg            }t        r|j                  gnt         j                  t        g}|D ]  }t         |t
               ||      d|      d   }t         |t
               ||      d|      d   }t        ||j                  t                     t        ||j                  t                      y NNa r   rl   rg   r   )r   r   r   r   r   r   r   r   r	   r   CODET1r   )r   r   r   r   arraystpr   code2s           r   test_kmeans2_simplezTestKMeans.test_kmeans2_simple   s    ii##H-

2>>AaD6AaD6AaD6*BCD!0"**rzz66J 	7BBqE2e91#>qAEBqE2e91#>qAEE2::f#56E2::f#56	7r   c                    t         j                  j                  d      }t        j                  t        d   gt        d   gt        d   gg      }t        t        t              t        |      d|      d   }t        t        t              t        |      d|      d   }t        |t               t        |t               y r  )
r   r   r   r   r   r	   r   r   r  r   )r   r   r   r   r
  s        r   test_kmeans2_simple_matrixz%TestKMeans.test_kmeans2_simple_matrix+  s     ii##H-11178q	6%=qcB1Eq	6%=qcB1Ev&v&r   c                     |j                  t              }|d d df   }|d d }t        ||      }t        ||dd      d    t        ||d      d    y )Nr   rh   r   rl   )r   r   rg   r   )r   r   r   r	   )r   r   r   data1r   codes         r   test_kmeans2_rank1zTestKMeans.test_kmeans2_rank16  sZ    zz+&QT
bq	u$ 	t!!,Q/t!$Q'r   c                 \    |j                  t              }|d d df   }t        |dd       y )Nr   rg   rl   r  )r   r   r	   )r   r   r   r  s       r   test_kmeans2_rank1_2zTestKMeans.test_kmeans2_rank1_2A  s)    zz+&QT
qq!r   c                 |    |j                  t              }|j                  |d      d dd d f   }t        |d       y )Nr   r   r   rg   )r   r   reshaper	   )r   r   r   s      r   test_kmeans2_high_dimz TestKMeans.test_kmeans2_high_dimF  s9     zz+&zz$)#2#q&1ar   c                    t         j                  j                  d      }|j                  t              }d}t        ||d|       t        |d d df   |d|       t        ||d|       t        |d d df   |d|       t        j                         5  t        j                  dd       t        ||d	|       t        |d d df   |d	|       d d d        y # 1 sw Y   y xY w)
Nr  rh   pointsminitr   rl   ++r   z%One of the clusters is empty. Re-run.r   )	r   r   r   r   r   r	   r   r   r   )r   r   r   r   ks        r   test_kmeans2_initzTestKMeans.test_kmeans2_initM  s    ii##H-zz+&axS1QT
AX37at-QT
ATs3 $$& 	<##H.UVD!85DAJs;	< 	< 	<s   <CC#c                     t               S )Nr   )r   s    r   
krand_lockzTestKMeans.krand_lock^  s	    vr   z
dask.arrayzWrong answerwin32zFails with MemoryError in Wine.c                    |j                  t              }|j                  |d      |j                  |d      d dd d f   g}t        d      }|5  |D ]  }t        j
                  j                  d      }t        ||||      }t        j                  |j                  |      }t        j                  |j                  |      }	t        ||	d        	 d d d        y # 1 sw Y   y xY w)	Nre   r  r   g    .A  r  gI+?)atol)r   r   r  r   r   r   r   r   xpxcovTr   )
r   r   r"  r   datasr  r   initorig_covinit_covs
             r   test_krandinitzTestKMeans.test_krandinitb  s     zz+&D(+D(+CRCF35H 	A Aii++D1!$3377466b177466b1(@A	A 	A 	As   BCC(c                 N    t        t        t        |j                  g       d       y )Nrg   )r   r   r	   r   r   r   s     r   test_kmeans2_emptyzTestKMeans.test_kmeans2_emptyr  s    j'2::b>1=r   c                    t        t        t        |j                  t              d       t        t        t
        |j                  t              d       t        t        t
        |j                  t              |j                  g              y )Nr   )r   r   r   r   r   r	   r0  s     r   test_kmeans_0kzTestKMeans.test_kmeans_0kv  sL    j&"**Q-;j'2::a=!<j'2::a="**R.Ir   c                    |j                  g d|j                        }t        |dd      }t        |d   |j                  dg|j                               t        |d   |j                  d|j                        d	          y )
N)rl   rg   rh   ri   r   r   rl   g 7yAC)threshr   ro   g333333@r   r   r   r   r   )r   r   r   ress       r   test_kmeans_large_thresz"TestKMeans.test_kmeans_large_thres|  sn    JJ'rzzJ:Q$'A

B4rzz
 BCA

+=RZZ
 PQS TUr   c                     t         j                  j                  d      }|j                  ddgddgg|j                        }t        |j                  t              dd|	      \  }}t        ||       y )
Nl   C.t gC:g>g#~j?g'1:	g-'@r   rg   r  r  )r   r   r   r   r   r	   r   r   )r   r   r   prev_resr7  r   s         r   test_kmeans2_kpp_low_dimz#TestKMeans.test_kmeans2_kpp_low_dim  sm    ii##$78::U3 )624;=::  GK0!4SIQX&r   c           	      V   t         j                  j                  d      }d}d}t        j                  dt        j                  |      z  dt        j                  |      z  g      }t        j                  |j                  |d   t        j                  |      |      |j                  |d   t        j                  |      |      g      }|j                  |      }t        |d	d
|      \  }}t        |j                  |      |j                  |j                  |                   y )Nl   <DM]4r   r   rk   r   )sizerl   rg   r  r  )r   r   r   vstackonesmultivariate_normaleyer   r	   r   sign)	r   r   r   n_dimr>  centersr   r7  r   s	            r   test_kmeans2_kpp_high_dimz$TestKMeans.test_kmeans2_kpp_high_dim  s    ii##$56))Q/"''%.02 3 yy##GAJuD#I##GAJuD#I
 
 zz$q#6Qbggbjj.A&BCr   c                 .   |j                  g d|j                        }t        ||j                  ddg            }t        |d   |j                  ddg|j                               t        |d   |j                  d	|j                        d
          y )N)r   rl   rl      r   r]   gGz?r   gٿg       @rl   g?r   r6  )r   r   r   r7  s       r   test_kmeans_diff_convergencez'TestKMeans.test_kmeans_diff_convergence  s{    jj-RZZj@S"**c4[12A

D2;bjj
 IJA

+=RZZ
 PQS TUr   c                    dt         j                  j                  d      t         j                  j                  d      g}|D ]  }t	        |      }t	        |      }|j                  t              }t        |d|      \  }}t        |d|      \  }	}t        ||	       dD ]2  }
t        |d|
|      \  }}t        |d|
|      \  }	}t        ||	       4  y )Nr%  rg   r   )r   r  r  )r  r   )
r   r   RandomStater   r   r   r   r   r   r	   )r   r   	seed_listr   seed1seed2r   res1r   res2r  s              r   #test_kmeans_and_kmeans2_random_seedz.TestKMeans.test_kmeans_and_kmeans2_random_seed  s     "))''-ryy/D/DT/J
	  	,DTNETNE::k*DT151GD!T151GD!D$'3 ,!$UCa!$UCad+,	,r   N)r   r   r   r   r   r   r   r   r   r   r  r  r  r  r  r  r   fixturer"  xfail_xp_backendssysplatformr.  r1  r3  r8  r;  rF  rK  rS  r   r   r   r   r      s   ,$3 [[J  L'L'K&	7 [[J  L'L'	("
<" ^^  |N;[[/@  BAB <A>JV'D"V,r   r   )2r   rV  r   copyr   	threadingr   numpyr   numpy.testingr   r   r   r   scipy.cluster.vqr   r	   r
   r   r   r   r   scipy.clusterr   scipy.sparse._sputilsr   
scipy._libr   r'  scipy._lib._array_apir   r   r   r   r   r   r   r   rU  skip_xp_backendsarrayr  r   r   r  r   r   rq   r   r   r   r   r   <module>rc     s    
     ,  *8 8 8  ( -  
 KK11 ;;// bhh %
 %J 78K R BHHsAhAA!fq!fq!fq!f!fq!fq!fq!f. / 
FF#F#F#% 
& 
FE?F#F#% 
& 
3	4 693 93 93x 2UW UW UWt 67#J, J, $J,r   