U
    3d$                     @   s  d dl Zd dlZd dlmZ d dlmZ d dlmZ d dlmZ d dlm	Z	 d dlm
Z
mZ d dlmZ d d	lmZmZ d d
lmZmZmZmZ d dlmZ d dlmZmZ d dlmZmZ d dlmZmZ e
dd\ZZ edd\Z!Z"ej#j$deddede fde fdedddfgddfeddede fde fdedddfgdfe	ddede fde fdedddfgddfe	ddede fde fdedddfgdfgdddd gd!d"d# Z%ej#$d$eeegd%d& Z&ej#$d'eddefeddefe	ddefe	ddefgd(d) Z'ej#j$deddede fgdfeddede fgdfe	ddede fgdfe	ddede fgdfgdddd gd!d*d+ Z(ej#$d,eeee feee!e"feeee feee!e"fgd-d. Z)dS )/    N)clone)ClassifierMixin)is_classifier)make_classification)make_regression)	load_irisload_diabetes)SimpleImputer)LogisticRegressionLinearRegression)	LinearSVC	LinearSVRSVCSVR)make_pipeline)RandomForestClassifierRandomForestRegressor)StackingClassifierStackingRegressor)VotingClassifierVotingRegressorT)Z
return_X_yzX, y, estimator
   Z	n_sampleslrsvmrf      )Zn_estimators	max_depth   )
estimatorsZcvr    zstacking-classifierzvoting-classifierzstacking-regressorzvoting-regressor)idsc                 C   s  d|j kst|j j|jd d ks(t|j j|j d ks>t|| | t|j dks\tt|jdksnttt|j	 tdddgkstt
|}t|rt nt }|j|d| | t|drt|j j |j j kst|j j |j j ks
tt
|}|jdd || | t|j dks>t|j jdksPtt|jdksdttt|j	 tdddgkst|jD ]}t|t|j jrtq|jdd	 |jd
d | d | d  d kst| d | d  d kstd S )Nr      r   r   r   )r   dropg      $@)svm__Cr   )rf__max_depthr%   Cr&   r   )Znamed_estimatorsAssertionErrorr   r    fitlenZnamed_estimators_sortedlistkeysr   r   r   r   
set_paramshasattrr   
get_paramsr   
isinstancetype)Xy	estimatorZestimator_new_paramsZsvm_estimatorZestimator_droppedZsub_est r6   F/tmp/pip-unpacked-wheel-zrfo1fqw/sklearn/ensemble/tests/test_common.py/test_ensemble_heterogeneous_estimators_behavior   sT    ;







r8   Ensemblec              	   C   s   t | tr*tdd\}}dt fg}d}ntdd\}}dt fg}d}| |d}d|}tjt	|d |
|| W 5 Q R X d S )	Nr   r   r   
classifierZ	regressorr!   zshould be a {}match)
issubclassr   r   r   r   r
   formatpytestraises
ValueErrorr)   )r9   r3   r4   r    Zensemble_typeensembleerr_msgr6   r6   r7   +test_ensemble_heterogeneous_estimators_type   s    


rD   zX, y, Ensemblec              	   C   s  t |trdt fg}ndt fg}||d}d}tjt|d || | W 5 Q R X t |trxdt fdt fg}ndt fdt fg}||d}d}tjt|d || | W 5 Q R X t |trdt fg}ndt fg}||d}d}tjt|d || | W 5 Q R X d S )	NZlr__r!   z3Estimator names must not contain __: got \['lr__'\]r;   r   z-Names provided are not unique: \['lr', 'lr'\]r    z3Estimator names conflict with constructor arguments)r=   r   r
   r   r?   r@   rA   r)   )r3   r4   r9   r    rB   rC   r6   r6   r7   6test_ensemble_heterogeneous_estimators_name_validation   s*    





rE   c              	   C   s6   |j dd tjtdd || | W 5 Q R X d S )Nr$   )r   zAll estimators are dropped.r;   )r.   r?   r@   rA   r)   )r3   r4   r5   r6   r6   r7   2test_ensemble_heterogeneous_estimators_all_dropped   s    rF   zEnsemble, Estimator, X, yc                 C   sp   |  }tjjddg|jddgdt}tj||< tt	 | }| d|fd|fgd}|
|||| d S )	Nr#   r   g?g?)pZpipe1pipe2r!   )copynprandomchoiceshapeZastypeboolnanr   r	   r)   Zscore)r9   Z	Estimatorr3   r4   maskpiperB   r6   r6   r7   2test_heterogeneous_ensemble_support_missing_values   s    "
rR   )*ZnumpyrJ   r?   Zsklearn.baser   r   r   Zsklearn.datasetsr   r   r   r   Zsklearn.imputer	   Zsklearn.linear_modelr
   r   Zsklearn.svmr   r   r   r   Zsklearn.pipeliner   Zsklearn.ensembler   r   r   r   r   r   r3   r4   ZX_rZy_rmarkZparametrizer8   rD   rE   rF   rR   r6   r6   r6   r7   <module>   s   -5
;
	
#




