o
    &ѹg7                  
   @   s  d dl Z d dlZd dlZd dlmZmZ d dlmZm	Z	m
Z
 d dlmZ d dlmZ d dlmZmZ d dlmZ d dlmZmZ d d	lmZ ej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ed  e#ed ed d d fj$fgdd Z%ej!"deed  e#ed ed d d fj$fgdd Z&dd Z'd d! Z(d"d# Z)G d$d% d%e	eZ*G d&d' d'eZ+d(d) Z,G d*d+ d+e	eZ-ej!"d,d-d.gd/d0 Z.G d1d2 d2eZ/d3d4 Z0d5d6 Z1G d7d8 d8eZ2d9d: Z3ej!"d;d<d=gd>d? Z4dS )@    N)config_contextdatasets)BaseEstimatorTransformerMixinclone)TransformedTargetRegressor)DummyRegressor)LinearRegressionOrthogonalMatchingPursuit)Pipeline)FunctionTransformerStandardScalerassert_allclose)Zrandom_statec                  C   sL  t \} }tt t tjtjd}tjt	dd |
| | W d    n1 s(w   Y  t|jd f}tt t d}tjtdd |j
| ||d W d    n1 sXw   Y  ttjd}tjt	d	d |
| | W d    n1 s{w   Y  ttjd
}tjt	dd |
| | W d    d S 1 sw   Y  d S )N)	regressortransformerfuncinverse_funczE'transformer' and functions 'func'/'inverse_func' cannot both be set.matchr   r   r   z:fit\(\) got an unexpected keyword argument 'sample_weight')sample_weight)r   z=When 'func' is provided, 'inverse_func' must also be provided)r   z=When 'inverse_func' is provided, 'func' must also be provided)friedmanr   r	   r   npexplogpytestraises
ValueErrorfitZonesshaper
   	TypeError)Xyregrr    r%   e/Users/admin/.pyenv/versions/3.10.0/lib/python3.10/site-packages/sklearn/compose/tests/test_target.py%test_transform_target_regressor_error   sJ   "r'   c                  C   s   t \} }tt tjtjdd}tjtdd |	| | W d    n1 s'w   Y  tt tjtjd}|j
dd t  tdt |	| | W d    d S 1 sXw   Y  d S )	NT)r   r   r   check_inversez?The provided functions.* are not strictly inverse of each otherr   r   r   r   F)r(   error)r   r   r	   r   sqrtr   r   ZwarnsUserWarningr   Z
set_paramswarningscatch_warningssimplefilterr"   r#   r$   r%   r%   r&   *test_transform_target_regressor_invertible;   s*   
"r1   c                 C   s2   t j| dd}t j| dd}t| | | | d S )Nr   )Zaxis)r   meanZstdr   )r#   y_predZy_meanZy_stdr%   r%   r&   _check_standard_scaledR   s   r4   c                 C   s   t | d | d S N   r   )r#   r3   r%   r%   r&   _check_shifted_by_oneX      r7   c                  C   s   t \} }tt tjtjd}|| || }|j	|
dd }tt|| t||j|
dd  |j|jksBJ t|||j|  t | ||}t|jj |j  d S )Nr)   r6   )r   r   r	   r   r   r   r   predicttransformer_	transformreshapesqueezer   inverse_transformr    r   
regressor_r   coef_ravelr"   r#   r$   r3   y_tranlrr%   r%   r&   )test_transform_target_regressor_functions\   s   rF   c                  C   s   t d } tt d t d d d fj}tt tjtjd}|| |	| }|j
|}tt|| t||j
| |j|jksFJ t|||j	|  t | ||}t|jj |j  d S )Nr   r6      r)   )r   r   vstackTr   r	   r   r   r   r:   r;   r<   r   r?   r    r   r@   r   rA   rB   rC   r%   r%   r&   5test_transform_target_regressor_functions_multioutputo   s    rJ   zX,yr6   rG   c           	      C   s   t dd dd d}tt |d}|| || }|j|jks"J |j|}t|| |j|jks5J t	||j
|  t }t|}|| || || }t	||
| t	|jj|j d S )Nc                 S   s   | d S r5   r%   xr%   r%   r&   <lambda>       z@test_transform_target_regressor_1d_transformer.<locals>.<lambda>c                 S   s   | d S r5   r%   rK   r%   r%   r&   rM      rN   r   r   r   )r   r   r	   r   r:   r    r;   r<   r7   r   r?   r>   r   fit_transformr@   rA   	r"   r#   r   r$   r3   rD   rE   transformer2	y_lr_predr%   r%   r&   .test_transform_target_regressor_1d_transformer   s$   

rT   c           
   	   C   s2  t  }tt |d}|| || }|j|jksJ |jdkr+|j|	dd}n|j|}t
||  |j|jks@J t||j|  t }t|}|jdkrw|| ||	dd  || 	dd}|| }	n|| || || }||}	t||	 t|jj|j d S )Nr   r6   r9   )r   r   r	   r   r:   r    ndimr;   r<   r=   r4   r>   r   r?   r   rP   r@   rA   )
r"   r#   r   r$   r3   rD   rE   rR   rS   Zy_pred2r%   r%   r&   .test_transform_target_regressor_2d_transformer   s.   




rV   c            	      C   s   t d } tt d t d d d fj}t }tt |d}|| || }|j	|j	ks/J |j
|}t|| |j	|j	ksBJ t||j
|  t }t|}|| || || }t||| t|jj|j d S )Nr   r6   rG   r   )r   r   rH   rI   r   r   r	   r   r:   r    r;   r<   r4   r   r?   r>   r   rP   r@   rA   rQ   r%   r%   r&   :test_transform_target_regressor_2d_transformer_multioutput   s$    

rW   c                  C   sv   t d } tt d dddg d}dd }dd }t||d	}tt |d
}|| || }|j	|j	ks9J d S )Nr   r6   r9   )r6      rG   c                 S   s   |  | jd dS )Nr   r9   r=   r    datar%   r%   r&   flatten_data   r8   z?test_transform_target_regressor_3d_target.<locals>.flatten_datac                 S   s   |  | jd ddS )Nr   r9   rG   rY   rZ   r%   r%   r&   unflatten_data   s   zAtest_transform_target_regressor_3d_target.<locals>.unflatten_datarO   r   )
r   r   Ztiler=   r   r   r	   r   r:   r    )r"   r#   r\   r]   r   r$   r3   r%   r%   r&   )test_transform_target_regressor_3d_target   s   r^   c                  C   s   t d } tt d t d d d g}dd }dd }t||dd	}|| | || }|jd
ks4J dd }t||dd	}|| | || }|jd
ksQJ t|| d S )Nr   r6   rG   c                 S   s@   t | d d df d | d d df d  }|d d t jf S Nr   rG   r6   )r   r+   Znewaxis)r#   outr%   r%   r&   r      s   .z=test_transform_target_regressor_multi_to_single.<locals>.funcc                 S   s   | S Nr%   r#   r%   r%   r&   r         zEtest_transform_target_regressor_multi_to_single.<locals>.inverse_funcF)r   r   r(   )d   r6   c                 S   s.   t | d d df d | d d df d  S r_   )r   r+   rb   r%   r%   r&   r     s   .)r   r   Z	transposer   r   r:   r    r   )r"   r#   r   r   ttZy_pred_2d_funcZy_pred_1d_funcr%   r%   r&   /test_transform_target_regressor_multi_to_single   s$   

rf   c                   @   s&   e Zd ZdddZdd Zdd ZdS )	DummyCheckerArrayTransformerNc                 C   s   t |tjsJ | S ra   
isinstancer   Zndarrayselfr"   r#   r%   r%   r&   r        z DummyCheckerArrayTransformer.fitc                 C      t |tjsJ |S ra   rh   rk   r"   r%   r%   r&   r<     rl   z&DummyCheckerArrayTransformer.transformc                 C   rm   ra   rh   rn   r%   r%   r&   r?     rl   z.DummyCheckerArrayTransformer.inverse_transformra   )__name__
__module____qualname__r   r<   r?   r%   r%   r%   r&   rg     s    
rg   c                       s*   e Zd Zd fdd	Z fddZ  ZS )DummyCheckerListRegressorNc                    s   t |tsJ t |||S ra   )ri   listsuperr   )rk   r"   r#   r   	__class__r%   r&   r   #  s   zDummyCheckerListRegressor.fitc                    s   t |tsJ t |S ra   )ri   rs   rt   r:   rn   ru   r%   r&   r:   '  s   z!DummyCheckerListRegressor.predictra   )ro   rp   rq   r   r:   __classcell__r%   r%   ru   r&   rr   "  s    rr   c                  C   s   t \} }tt t dd}||  |  ||   tt	 || |  W d    n1 s6w   Y  tt	 ||  W d    d S 1 sQw   Y  d S )NF)r   r   r(   )
r   r   rg   rr   r   tolistr:   r   r   AssertionError)r"   r#   re   r%   r%   r&   .test_transform_target_regressor_ensure_y_array,  s   "rz   c                   @   s4   e Zd ZdZdddZdddZdd	 Zd
d ZdS )DummyTransformerz;Dummy transformer which count how many time fit was called.r   c                 C   s
   || _ d S ra   fit_counter)rk   r}   r%   r%   r&   __init__A  s   
zDummyTransformer.__init__Nc                 C   s   |  j d7  _ | S r5   r|   rj   r%   r%   r&   r   D  s   zDummyTransformer.fitc                 C      |S ra   r%   rn   r%   r%   r&   r<   H  rc   zDummyTransformer.transformc                 C   r   ra   r%   rn   r%   r%   r&   r?   K  rc   z"DummyTransformer.inverse_transform)r   ra   )ro   rp   rq   __doc__r~   r   r<   r?   r%   r%   r%   r&   r{   >  s    

r{   r(   FTc                 C   s6   t \}}tt | d}||| |jjdksJ d S )N)r   r(   r6   )r   r   r{   r   r;   r}   )r(   r"   r#   Zttrr%   r%   r&   )test_transform_target_regressor_count_fitO  s   r   c                       s   e Zd Zd fdd	Z  ZS ) DummyRegressorWithExtraFitParamsNTc                    s   |rJ t  |||S ra   )rt   r   )rk   r"   r#   r   check_inputru   r%   r&   r   \  s   z$DummyRegressorWithExtraFitParams.fitNT)ro   rp   rq   r   rw   r%   r%   ru   r&   r   [      r   c                  C   s<   t \} }tt t d}|j| |dd |jjdksJ d S )Nr   Fr   r6   )r   r   r   r{   r   r;   r}   r0   r%   r%   r&   3test_transform_target_regressor_pass_fit_parametersc  s   r   c                  C   s^   t \} }tt t d}dt fd|fg}t|}|j| |fi ddi |jjdks-J d S )Nr   	normalizeZestZest__check_inputFr6   )	r   r   r   r{   r   r   r   r;   r}   )r"   r#   r$   Z
estimatorspipr%   r%   r&   .test_transform_target_regressor_route_pipelinem  s   r   c                       s   e Zd Zd fdd	Z  ZS )$DummyRegressorWithExtraPredictParamsTc                    s   d| _ |rJ t |S r   )predict_calledrt   r:   )rk   r"   r   ru   r%   r&   r:   |  s   z,DummyRegressorWithExtraPredictParams.predict)T)ro   rp   rq   r:   rw   r%   r%   ru   r&   r   {  r   r   c                  C   sB   t \} }tt t d}|| | |j| dd |jjsJ d S )Nr   Fr   )r   r   r   r{   r   r:   r@   r   r0   r%   r%   r&   =test_transform_target_regressor_pass_extra_predict_parameters  s   r   output_formatZpandasZpolarsc              	   C   s   t  \}}t|d }t| d8 t  td tt	 tj
tjd|| W d   n1 s5w   Y  W d   dS W d   dS 1 sMw   Y  dS )zTest that TransformedTargetRegressor will not raise warnings if
    set_config(transform_output="pandas"/"polars") is set globally; regression test for
    issue #29361.r6   )Ztransform_outputr*   r)   N)r   Zmake_regressionr   absr   r-   r.   r/   r   r	   r   r   r   )r   r"   r#   r%   r%   r&   @test_transform_target_regressor_not_warns_with_global_output_set  s   

"r   )5r-   Znumpyr   r   Zsklearnr   r   Zsklearn.baser   r   r   Zsklearn.composer   Zsklearn.dummyr   Zsklearn.linear_modelr	   r
   Zsklearn.pipeliner   Zsklearn.preprocessingr   r   Zsklearn.utils._testingr   Zmake_friedman1r   r'   r1   r4   r7   rF   rJ   markZparametrizerH   rI   rT   rV   rW   r^   rf   rg   rr   rz   r{   r   r   r   r   r   r   r   r%   r%   r%   r&   <module>   sT    ),
,
" 


	