o
    d#                     @   s   d Z ddlZddlZddlZddlm  mZ ddl	Z
ddl	mZmZ ddlmZ ddlmZmZmZ G dd dZG dd dZdS )	zP
Tests for statistical reductions of 2nd moment or higher: var, skew, kurt, ...
    N)	DataFrameSeries)DatetimeArrayPeriodArrayTimedeltaArrayc                   @   sx   e Zd Zejdeeje	gdd Z
ejdeejegejdg ddd Zejdeejegdd	 Zd
S )TestDatetimeLikeStatReductionsboxc                 C   s   |}t jdd|d}|g d}|j}||}| t jd|dks%J |jddt jd|dks4J t j|d	< ||}| t jd
|dksJJ |jddt ju sUJ d S )N
2001-01-01   )periodstz         
   	            r         z
2001-01-06)r   FZskipnaz2001-01-06 07:12:00)pd
date_rangetake_datamean	TimestampNaT)selfZtz_naive_fixturer   r   dtiZdtarrobj r$   `/app/.heroku/python/lib/python3.10/site-packages/pandas/tests/reductions/test_stat_reductions.pytest_dt64_mean   s   
z-TestDatetimeLikeStatReductions.test_dt64_meanfreq)SHDWBc                 C   s   t jddd}|g d}|j|}||}tjtdd |  W d    n1 s.w   Y  tjtdd |jdd W d    n1 sKw   Y  t j	|d	< tjtdd |  W d    n1 skw   Y  tjtdd |jdd W d    d S 1 sw   Y  d S )
Nr	   r
   r   r   Z	ambiguousmatchTr   r   )
r   r   r   r   Z	to_periodpytestraises	TypeErrorr   r    )r!   r   r'   r"   Zparrr#   r$   r$   r%   test_period_mean-   s"   


"z/TestDatetimeLikeStatReductions.test_period_meanc                 C   s   t jg ddd}|j}||dd}| }t| }||ks#J t j|d< |jddt ju s3J |jdd}||d	d   ksEJ |d
|d d d
ksUJ d S )N)r   r   r   ir   r   r   r   r   r   r*   )unitF)copyr   r   Tr   usg      &@r   )r   ZTimedeltaIndexr   r   nparrayr    round)r!   r   ZtdiZtdarrr#   resultexpectedZresult2r$   r$   r%   test_td64_meanD   s   
$z-TestDatetimeLikeStatReductions.test_td64_meanN)__name__
__module____qualname__r0   markZparametrizer   r   Indexr   r&   r   r3   r   r=   r$   r$   r$   r%   r      s    
r   c                   @   s|   e Zd Z	dddZdd Zdd Zdd	 Zd
d Zdd Zdd Z	dd Z
dd Zejdd Zejdd Zdd ZdS )TestSeriesStatReductionsFc              	   C   s`  t dd tt|}tj|dd< |dvrBtt jddd}d	| d
}tjt	|d || W d    n1 s=w   Y  t 
||sKJ t ||ddsVJ | }	t||	||	j t||||	j |tj }
|rt||
sJ tg d}|| dg}|tdd t|dd}tt||t||j |rtt jddd}||}||}||ksJ |dvrtjt	d d |ttd W d    n1 sw   Y  d}tjt|d ||dd W d    n	1 sw   Y  dt|jv r||dd W d    d S W d    d S 1 s)w   Y  d S )NZuse_bottleneckFr      )maxminr   medianstdz1/1/2001r   r-   zdoes not support reduction ''r.   r   )r   r   r   Nr   r   l        l      Zint64Zdtypez1/1/2000)sumrF   rE   abcz&No axis named 1 for object type Seriesr   )Zaxisnumeric_onlyT)rM   )r   Zoption_contextgetattrr   r8   NaNr   r0   r1   r2   ZnotnaisnaZdropnatmassert_almost_equalvaluesnanisnanextendrangefloatZbdate_rangelist
ValueErrorinspectgetfullargspecargs)r!   name	alternateZstring_series_check_objectscheck_allnafZdsmsgZnonaZallnasitemsresexpr$   r$   r%   _check_stat_op^   sR   


6$z'TestSeriesStatReductions._check_stat_opc                 C   &   t  d}| jdtj|dd d S )NseriesrK   F)ra   )rQ   makeStringSeriesrenamerh   r8   rK   r!   string_seriesr$   r$   r%   test_sum      z!TestSeriesStatReductions.test_sumc                 C   "   t  d}| dtj| d S )Nrj   r   )rQ   rk   rl   rh   r8   r   rm   r$   r$   r%   	test_mean      z"TestSeriesStatReductions.test_meanc                 C   sR   t  d}| dtj| ttjdtdt	dd}t 
t||  d S )Nrj   rG   r   rJ   )index)rQ   rk   rl   rh   r8   rG   r   onesintrW   rR   )r!   rn   Zint_tsr$   r$   r%   test_median   s   z$TestSeriesStatReductions.test_medianc                 C   rq   )Nrj   prod)rQ   rk   rl   rh   r8   rx   rm   r$   r$   r%   	test_prod   rs   z"TestSeriesStatReductions.test_prodc                 C   ri   )Nrj   rF   Tr`   )rQ   rk   rl   rh   r8   rF   rm   r$   r$   r%   test_min   rp   z!TestSeriesStatReductions.test_minc                 C   ri   )Nrj   rE   Trz   )rQ   rk   rl   rh   r8   rE   rm   r$   r$   r%   test_max   rp   z!TestSeriesStatReductions.test_maxc                 C   s   t  d}t  d}dd }| d|| dd }| d|| |jdd	}tj|jdd	}t || |j	dd	}tj	|jdd	}t || |j
d
g }|j	dd	}t|s_J |jdd	}t|slJ d S )Nrj   tsc                 S      t j| ddS Nr   Zddof)r8   rH   xr$   r$   r%   <lambda>       z7TestSeriesStatReductions.test_var_std.<locals>.<lambda>rH   c                 S   r~   r   )r8   varr   r$   r$   r%   r      r   r   r   r   r   r   )rQ   rk   rl   makeTimeSeriesrh   rH   r8   rS   rR   r   ilocr   rP   r!   rn   Zdatetime_seriesaltr;   r<   rd   r$   r$   r%   test_var_std   s"   z%TestSeriesStatReductions.test_var_stdc                 C   s   t  d}t  d}dd }| d|| |jdd}tj|jddt	t
|j }t || |jdg }|jd	d}t|sHJ d S )
Nrj   r}   c                 S   s   t j| ddt t|  S r   )r8   rH   sqrtlenr   r$   r$   r%   r      s    z3TestSeriesStatReductions.test_sem.<locals>.<lambda>semr   r   r   r   )rQ   rk   rl   r   rh   r   r8   rH   rS   r   r   rR   r   r   rP   r   r$   r$   r%   test_sem   s   z!TestSeriesStatReductions.test_semc                    s   ddl m  t d} fdd}| d|| d}td|d D ]=}tt	|}t
t	||f}||k rNt| sBJ t|  sMJ q#d| ksVJ | dk s`J q#d S )	Nr   skewrj   c                        | ddS NF)Zbiasr$   r   r   r$   r%   r          z4TestSeriesStatReductions.test_skew.<locals>.<lambda>r   r   r   )scipy.statsr   rQ   rk   rl   rh   rW   r   r8   ru   r   rU   all)r!   rn   r   min_Nird   dfr$   r   r%   	test_skew   s   z"TestSeriesStatReductions.test_skewc                    s8   ddl m  t d} fdd}| d|| d S )Nr   kurtosisrj   c                    r   r   r$   r   r   r$   r%   r      r   z4TestSeriesStatReductions.test_kurt.<locals>.<lambda>kurt)r   r   rQ   rk   rl   rh   )r!   rn   r   r$   r   r%   	test_kurt   s   z"TestSeriesStatReductions.test_kurtc                 C   s   d}t d|d D ]=}tt|}tt||f}||k r4t| s(J t|  s3J q	d| ks<J | dk sFJ q	d S )Nr   r   r   )rW   r   r8   ru   r   rU   r   r   )r!   r   r   rd   r   r$   r$   r%   test_kurt_corner  s   z)TestSeriesStatReductions.test_kurt_cornerN)FF)r>   r?   r@   rh   ro   rr   rw   ry   r{   r|   r   r   tdZskip_if_no_scipyr   r   r   r$   r$   r$   r%   rC   Y   s     
=

rC   )__doc__r[   numpyr8   r0   Zpandas.util._test_decoratorsutilZ_test_decoratorsr   Zpandasr   r   r   Zpandas._testingZ_testingrQ   Zpandas.core.arraysr   r   r   r   rC   r$   r$   r$   r%   <module>   s    A