o
    hR                     @   s
  d dl mZ d dl mZ d dl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mZmZmZmZmZmZmZ d dlmZmZ d dlmZ g dg d	fZeejed
dgg7 ZddhZddiZ dd Z!ej"#de! dd Z$ej"#dedd Z%ej"#dedd Z&ej"#dedd Z'ej"#dedd  Z(d!d" Z)d#d$ Z*d%d& Z+d'd( Z,d)d* Z-d+d, Z.ej"#d-g d.ej"#d/ed0d1 Z/ej"#d/ed2d3 Z0d4d5 Z1ej"#d6e1 d7d8 Z2d9d: Z3ej"#d;ed<d= Z4ej"5d>d?d@ Z6dAdB Z7dS )C    N)assert_allclose)stats   )check_normalizationcheck_momentcheck_mean_expectcheck_var_expectcheck_skew_expectcheck_kurt_expectcheck_entropycheck_private_entropycheck_edge_supportcheck_named_argscheck_random_state_propertycheck_picklingcheck_rvs_broadcastcheck_freezing)distdiscreteinvdistdiscrete)rv_discrete_frozen)r            )皙?皙?g333333?g?values zipfian
nhypergeomnbinom   c                  c   sV    t  } tD ]"\}}|tv rtj|||tjjdV  n|||| vfV  | | qd S )N)marks)setr   distslowpytestparammarkslowadd)seendistnameargr   r   Y/var/www/vscode/kcb/lib/python3.10/site-packages/scipy/stats/tests/test_discrete_basic.pycases_test_discrete_basic   s   r.   zdistname,arg,first_casec                 C   sf  zt t| }W n ty   | }d} Y nw tjd |j|ddi}t|}|j| \}}t|||| d  t	|||  t
|||| d  t|| d}t||||| d  |rd	}	|j|j|j|j|jg}
d
dddd}|| d}t||||	|
 | dkrt| t|| | dvrt|| t|| t|||  |jjtjjkrt||tj d S d S d S )Nsample distributioniP sizei  z cdf_ppfz oth{Gz?z
 chisquare)r      r   r      )randint	hypergeom	bernoullinchypergeom_walleniusr   >   poisson_binom)getattrr   	TypeErrornprandomseedrvsuniquecheck_cdf_ppfcheck_pmf_cdf	check_othr   check_discrete_chisquarepmflogpmfcdflogcdflogsfgetr   check_scale_docstringr   r   r   r   	__class___entropyrv_discreter   )r+   r,   
first_casedistfnr>   suppmvalphalocscale_defaultsmethsspec_kkr   r   r-   test_discrete_basic&   sN   





rX   zdistname,argc                 C   s  zt t| }W n ty   | }d} Y nw |j|ddi\}}}}t|||  t|||||  t||||  t|||||  t||||||  tj	
 }| dv rV|t t||||||  W d    n1 siw   Y  t|||d t|||||  d d S )Nr/   momentsmvsk)zipf
betanbinomr   r   )r9   r   r:   r   r   r   r   r	   r;   testingsuppress_warningsfilterRuntimeWarningr
   check_moment_frozen)r+   r,   rO   rQ   rR   srW   supr   r   r-   test_momentsR   s&   
rd   zdist,shape_argsc              	   C   s  | dv }zt t| }W n ty!   | }d| jd| jd} Y nw td}|j}g }g }| dkrMtdd}||f}d	}t	|| |||t
tg d S t|D ]"}	|	d
 fd|	d   }
||	 }|t|
| |d|
d  qQ|| ||j t	|| |||t
tg d S )N)	betabinomr\   skellam	yulesimondlaplacenchypergeom_fisherr7   r8   zrv_discrete(values=(z, z))r   r8   )r   r   
         ?)r   r   r   )r   r   r   )r9   r   r:   xkpkr;   zerosnumargsfullr   dtypeintrangeappendinsertr0   )dist
shape_args
shape_onlydistfunclocnargsallargsbshapeprW   shp	param_valr   r   r-   test_rvs_broadcastk   s:   

r   z	dist,argsc              	   C   s   zt t| }W n ty   | }Y nw tjd tjdddtjddg}|j| \}}|D ]&}t	|d | || g|j
dg|R d|i|j
d	g|R d|ig q1d S )
NM r   r   rj           rz         ?)r9   r   r:   r;   r<   r=   r4   supportnptassert_array_equalppf)rv   argsrO   re_locs_a_brz   r   r   r-   test_ppf_with_loc   s   .r   z
dist, argsc           	      C   sP  zt t| }W n ty   | }Y nw tjd tjdddtjddg}|j| \}}|D ]*}|| |d | f}|jdg|R d|i|jd	g|R d|if}t	
|| q1tjjddd
dtd
tjjddd
dg}|j| \}}|D ]*}|| |d | f}|jdg|R d|i|jd	g|R d|if}t	
|| q{d S )Nr   r   r   r   r   rj   r   rz   r   )   r   r0   )r9   r   r:   r;   r<   r=   r4   r   isfr   r   rn   )	rv   r   rO   r   r   r   rz   expectedresr   r   r-   test_isf_with_loc   s,   00r   c           
      C   s   | j |g|R  }t| jd}||t|  }t| j|g|R  ||d  t| j| j |g|R  d g|R  ||d  t	| dsr| j
| \}}|||k  }	t| j| j |	g|R  d g|R  |	| j |d  d S d S )N   z
-roundtrip:0yE>rl   z ppf-cdf-next)rF   roundtrip_cdf_ppf_exceptionsrI   namer;   spacingr   r   r   hasattrr   inc)
rO   r,   rP   msgcdf_suppn_ulps	cdf_supp0r   r   supp1r   r   r-   r@      s    &
&r@   c              	   C   s8  t | dr	| j}nt| jdg|R  d }tt||d }| j|g|R  }| j|g|R   }d\}}|dkr?d\}}t	j
||d  ||d  ||d	 t|}	|	d d
 t|	d  }
t	| j|
g|R  d d}| |d|i}t	
||	dd  | t||	|  t	||
| d d S )Nrl   r1   r   rj   )绽|=r   rf   )h㈵>r   r   atolrtolr   r   rk   rz   )r   rl   rr   r   listrs   rF   rD   cumsumr   r   r;   asarraydiffassert_equal)rO   r,   r+   indexstartindcdfspmfs_cumr   r   rW   	k_shiftedrz   rv   r   r   r-   rA      s&   

.rA   c                 C   s    t j| | ||ddd d S )Nr   r   )r   r   moment)rO   r,   rQ   rW   r   r   r-   ra      s   
ra   c                 C   s   t j| j|g|R  d| j|g|R   ddd tddd}t j| j|g|R  | jd| g|R  ddd | jdg|R  }t | j|d g|R  dk t | j|d g|R  dk d S )	Nr   r   r   r1   Gz?   rk   r   )	r   r   sfrF   r;   linspacer   r   assert_)rO   r,   rP   r   q	median_sfr   r   r-   rB      s   (( $rB   c              
   C   sF  d}| j | \}}tt|d}tt|dd }	t||	}
d}|g}g }|
D ])}| j|g|R  }|| |d krP|| |||  |}|d| krP nq'|d |k rc|| |d|  t|}t|}|d }||d< t	||\}}t
t|t|| \}}t||kd	| d
t| dt|  dS )as  Perform chisquare test for random sample of a discrete distribution

    Parameters
    ----------
    distname : string
        name of distribution function
    arg : sequence
        parameters of distribution
    alpha : float
        significance level, threshold for p-value

    Returns
    -------
    result : bool
        0 if test passes, 1 if test fails

    g?ii  r   r   g+=r   r   zchisquare - test for z
 at arg = z with pval = N)r   rr   maxminrs   rF   rt   r;   array	histogramr   	chisquarelenr   r   str)rO   r,   r>   rS   r   wsuppr   r   lohighdistsupportlastdistsuppdistmassiicurrenthistsuppfreqhsuppchispvalr   r   r-   rC     s<   




rC   c                 C   s"   | j d urtd| j v d S d S )Nscale)__doc__r   r   )rO   r   r   r-   rJ   G  s   
rJ   method)rD   rE   rF   rG   r   rH   r   r   zdistname, argsc                    s   zt t|}W n
 ty   Y d S w t ||  | dv r ddg}nddg}dd |D }ddg} |g|R d|i}tj| fd	dt|g||R  D d
d
d d S )N)r   r   r   r   r   r   c                 S   s   g | ]}|gd  qS )r   r   ).0r~   r   r   r-   
<listcomp>\  s    z+test_methods_with_lists.<locals>.<listcomp>rz   c                    s   g | ]} | qS r   r   )r   rR   dist_methodr   r-   r   `  s    V瞯<)r   r   )r9   r   r:   r   r   zip)r   r+   r   rv   zp2rz   resultr   r   r-   test_methods_with_listsM  s    

 
r   c                 C   s>   t t| }tdd}|j|g|R  }tj}t|| d S )Nr   )r9   r   r;   arangerF   nanr   r   )r+   r   rv   xvalsr   r   r   r-   test_cdf_gh13280_regressiond  s
   
r   c               	   c   s    dhdhd} t  }tD ]A\}}||v rq|| ztt|}W n	 ty+   Y qw | }t|D ]\}}|j| 	|t  v sE|j
sFq4||j|fV  q4qd S )Nn)r    r\   )r#   r   r)   r9   r   r:   _shape_info	enumerater   rI   integrality)integrality_exceptionsr*   r+   shapesrv   
shape_infoishaper   r   r-   "cases_test_discrete_integer_shapesn  s*   
r   zdistname, shapename, shapesc                 C   s   t t| }| }dd |D }||}t|}|| }|d }	|d }
|g|	g|
gg||< |j| \}}tt||d}|j	|g|R  }t
t|dd d f rYJ tt|dd d f siJ t
t|dd d f ryJ d S )Nc                 S   s   g | ]}|j qS r   )r   )r   r   r   r   r-   r     s    z'test_integer_shapes.<locals>.<listcomp>rk   r   r   r   r   )r9   r   r   r   r   r   r;   roundr   rD   anyisnanall)r+   	shapenamer   rv   r   shape_namesr   shapes_copyvalid_shapeinvalid_shapenew_valid_shapeabr   rD   r   r   r-   test_integer_shapes  s   

  $r   c                  C   s   d} t jt| d tddj W d    n1 sw   Y  t jt| d tddj W d    n1 s9w   Y  dtj_tdd}t|tsOJ t	tjd d S )Nz,'rv_discrete_frozen' object has no attribute)matchrj   rk   herringpdf)
r%   raisesAttributeErrorr   binomr   logpdf
isinstancer   delattr)messagefrozen_binomr   r   r-   test_frozen_attributes  s   r  zdistname, shapesc                 C   s   t | trtt| }n| }|j| \}}t|jddgg|R  |d |f t|jddgg|R  |d |f t|j	dg|R  |d |f d S )Nr   r   )
r   r   r9   r   r   r   r   r   r   interval)r+   r   rv   r   r   r   r   r-   test_interval  s   
&&&r  zSensible to machine precisionc                     sH  t jd} t | dd }| d}|t | }tj||fd t dg|d d   | d }t |dd   |d d g | d }t 	|}t dg|d d   | d }t |dd   dg | d } 
 \}}	t||d  t|	|d  t || t |d t |d t jdd	' t |t | t |t j  t |t j  W d    n1 sw   Y  t || t || t |dg|d d    t jdd	8 t |t  |d
d t |t  |d
d t |t  |d
d W d    n	1 s9w   Y  t |d |  t |d |  t |d |  t jdd	8 t |t  |d
d t |t  |d
d t |t  |d
d W d    n	1 sw   Y  t || t || t |d d |dd   t d|d  t d|	  |}
t |
| t d|  | t d|  | t d|	 t d|d  t ddd} |d  |d f}t d| | t d   t d|d |	f  d}t  | t || }t || d | }t || d | |d  }t || d | |d  d }t  | t  t | t  | t jdd||||f t |d | }t d| t dd d t  | t dd | t jdd	 t  fdd     W d    n	1 sw   Y  t jd}  j!d| d}t jd}  | jdd}t|| d S )Nl   KU[ rj   r   r   r   r   r   ignore)divider   )r   r1   r   rk   r   g      ?r   rZ   )rY   c                 S   s   dS )Nr   r   r   r   r   r-   <lambda>%  s    z test_rv_sample.<locals>.<lambda>c                 S   s   | d S )Nr   r   r  r   r   r-   r	  '  s    c                    s
     | S )N)rE   r  rv   r   r-   r	  +  s   
 d   )r0   random_stater   )"r;   r<   default_rngsortsumr   rM   r   tolistr   r   r   rD   errstaterE   loginfrF   rG   r   rH   r   r   r   r  medianmeanstdsqrtvarr   expectentropyr>   )rngrl   rm   xk_leftxk_rightcdf2	cdf2_left
cdf2_rightr   r   sf2psint2med2mean2var2skew2kurt2mom3r>   rvs0r   r
  r-   test_rv_sample  s   
$,
$$"		 

" r+  c                  C   s<   G dd dt j} | dtdd}|jdd}t|d d S )	Nc                   @   s   e Zd Zdd ZdS )z-test__pmf_float_input.<locals>.rv_exponentialc                 S   s   ddd|   S )NgUUUUUU?r   r   r   )selfr   r   r   r-   _pmf9  s   z2test__pmf_float_input.<locals>.rv_exponential._pmfN)__name__
__module____qualname__r-  r   r   r   r-   rv_exponential8  s    r1  r   r  )r   r   *   )r  r   )r   rM   floatr>   r   )r1  rvr>   r   r   r-   test__pmf_float_input4  s   r5  )8numpy.testingr]   r   r   numpyr;   r%   scipyr   common_testsr   r   r   r   r	   r
   r   r   r   r   r   r   r   r   scipy.stats._distr_paramsr   r   !scipy.stats._distn_infrastructurer   r   rM   r$   r   r.   r'   parametrizerX   rd   r   r   r   r@   rA   ra   rB   rC   rJ   r   r   r   r   r  r  xfail_on_32bitr+  r5  r   r   r   r-   <module>   sZ    @

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
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