
    h                         S SK r S SKrS SKrS SKJrJrJrJr  \R                  S 5       r	\R                  S 5       r
S rS rS rg)    N)SGDSparseLinearSparseLinear_v2to_categoricalc                      [         R                  " SS/SS9n [         R                  " SSS9n[         R                  " SSS9nXU 4n[         R                  " SS	/SS9nU[	        US
S94$ )N      int32dtype	   uint64float32r         )	n_classes)numpyasarrayarangeonesr   )lengthskeysvaluesXys        _/home/james-whalen/.local/lib/python3.13/site-packages/thinc/tests/layers/test_sparse_linear.py	instancesr   	   sf    mmQF'2G<<*DZZ+F	wAq!fG,AnQ!,,,    c                      [        S5      $ )NgMbP?)r    r   r   sgdr!      s    u:r   c                 &   U u  p#Sn[        U5      R                  5       nUR                  U5      u  pgXc-
  S-  R                  5       nU" Xc-
  5        UR	                  U5        UR                  U5      u  pgXc-
  S-  R                  5       n	X:  d   eg )Nr   r   )r   
initializebegin_updatesumfinish_update)
r   r!   r   r   nr_classmodelyhbackproploss1loss2s
             r   
test_basicr-      s    DAH"--/E%%a(LBf]!ERV	%%a(LBf]!E==r   c                  H   [        S5      R                  5       n [        R                  " SSS9n[        R                  " SSS9n[        R                  " SSS9nSUS'   S	US
'   U R                  XU45      u  pEUR                  S:X  d   eU" U5      n[        U5      S:X  d   eg )Nr   )r   r   r   fr   r
   r   r      )r   r   )r   r#   r   r   zerosr$   shapelen)r(   r   r   r   scoresr*   d_featss          r   	test_initr7   %   s    O&&(E::d(+DZZC(Fkk$g.GGAJGAJ))4*ABF<<6!!!vGw<1r   c                  @   Sn Sn[        XS9R                  5       n[        R                  " [        R                  5      n[        R
                  " SSS9n[        SS5       GH9  nUR                  S	S
5        SU-  n[        R                  R                  UR                  UR                  U4[        R                  S9n[        R                  " U4SS9nUS-  US'   US-  US'   S[        R                  " SU-  U-  5      -
  nUR                  XxU45      u  pU
" [        R                   " U	5      5        UR#                  S	5      R%                  U S5      n[        R&                  " USS9UR(                  S   -  n[        R*                  R-                  XSSS9  GM<     g )N
   i   )nOlengthr0   r
   r   r1      Wg        r   )sizer   r/   r   )axisg-C6?)rtolatol)r   r#   r   iinfor   r2   rangeset_gradrandomrandintminmaxr   mathexpr$   	ones_likeget_gradreshapecount_nonzeror3   testingassert_allclose)n_classr;   r(   ii64r   	p_nonzeronr   r   Yr*   dWnonzero_empiricals                r   test_distributionrZ   2   s_   GFw6AACE;;u||$Dkk$g.G1b\	sC yL||##DHHdhhaT#VQD,!V
!V
 a&11	(($)@A#$ ^^C (("5!//;bhhqkI%%t$ 	& 	
' "r   )rK   r   pytest	thinc.apir   r   r   r   fixturer   r!   r-   r7   rZ   r    r   r   <module>r^      sS       H H - -  


r   