o
    JeGB                     @   s  d Z ddl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mZmZmZmZmZmZmZmZmZmZ dd ZG d	d
 d
ejZeZG dd deZG dd deeZeZG dd dZG dd deZG dd deZ G dd dZ!G dd dZ"dd Z#G dd dZ$dS )zTests suite for MaskedArray & subclassing.

:author: Pierre Gerard-Marchant
:contact: pierregm_at_uga_dot_edu
:version: $Id: test_subclassing.py 3473 2007-10-29 15:18:13Z jarrod.millman $

    N)NDArrayOperatorsMixin)assert_assert_raises)assert_equal)arrayarangemaskedMaskedArraymasked_arraylogaddhypotdivideasarray
asanyarraynomaskc                 C   s   t | d t| | d S N)r   len)ab r   m/home/seandotau/au.memorygallery.club/gallery/lib/python3.10/site-packages/numpy/ma/tests/test_subclassing.pyassert_startswith   s   r   c                       s@   e Zd Zi fddZ fddZ fddZ fddZ  ZS )	SubArrayc                 C   s   t || }| |_|S r   )npr   viewcopyinfo)clsZarrr   xr   r   r   __new__   s   
zSubArray.__new__c                    s"   t  | t|di  | _d S Nr   )super__array_finalize__getattrr   r   )selfobj	__class__r   r   r#      s   zSubArray.__array_finalize__c                    (   t  |}|jddd |jd< |S )Naddedr      )r"   __add__r   getr%   otherresultr'   r   r   r,   $      zSubArray.__add__c                    r)   )Niaddedr   r+   )r"   __iadd__r   r-   r.   r'   r   r   r3   )   r1   zSubArray.__iadd__)__name__
__module____qualname__r    r#   r,   r3   __classcell__r   r   r'   r   r      s
    r   c                       s"   e Zd ZdZd fdd	Z  ZS )SubMaskedArrayz<Pure subclass of MaskedArray, keeping some info on subclass.Nc                    s"   t  j| fi |}||jd< |S r!   )r"   r    _optinfo)r   r   kwargsr&   r'   r   r   r    4   s   
zSubMaskedArray.__new__r   )r4   r5   r6   __doc__r    r7   r   r   r'   r   r8   2   s    r8   c                   @   s&   e Zd Zi efddZedd ZdS )	MSubArrayc                 C   s&   t ||}tj| ||d}|j|_|S )N)datamask)r   r	   r    r   )r   r=   r   r>   Zsubarr_datar   r   r   r    <   s   
zMSubArray.__new__c                 C   s   |  t}d|_|S )NF)r   r	   Z_sharedmask)r%   Z_viewr   r   r   _seriesB   s   
zMSubArray._seriesN)r4   r5   r6   r   r    propertyr@   r   r   r   r   r<   :   s    r<   c                   @   s8   e Zd ZdZdd Zdd Zdd Zdd	 Zd
d ZdS )CSAIteratorz
    Flat iterator object that uses its own setter/getter
    (works around ndarray.flat not propagating subclass setters/getters
    see https://github.com/numpy/numpy/issues/4564)
    roughly following MaskedIterator
    c                 C   s   || _ |tjj| _d S r   )	_originalr   r   ndarrayflat	_dataiter)r%   r   r   r   r   __init__W   s   zCSAIterator.__init__c                 C   s   | S r   r   r%   r   r   r   __iter__[   s   zCSAIterator.__iter__c                 C   s4   | j |}t|tjs| }|t| j}|S r   )	rF   __getitem__
isinstancer   rD   	__array__r   typerC   )r%   Zindxoutr   r   r   rJ   ^   s
   zCSAIterator.__getitem__c                 C   s   | j || j|< d S r   )rC   _validate_inputrF   )r%   indexvaluer   r   r   __setitem__e   s   zCSAIterator.__setitem__c                 C   s   t | j t| jS r   )nextrF   rL   r   rM   rC   rH   r   r   r   __next__h   s   zCSAIterator.__next__N)	r4   r5   r6   r;   rG   rI   rJ   rR   rT   r   r   r   r   rB   P   s    rB   c                       sh   e Zd Zdd Zdd Zdd Z fddZ fd	d
Zedd Z	e	j
dd Z	d fdd	Z  ZS )ComplicatedSubArrayc                 C   s   d|  t dS )Nz	myprefix z
 mypostfix)r   r   rH   r   r   r   __str__n   s   zComplicatedSubArray.__str__c                 C   s   d| j j d|  dS )N< >)r(   r4   rH   r   r   r   __repr__q   s   zComplicatedSubArray.__repr__c                 C   s   t |ts	td|S )Nz!Can only set to MySubArray values)rK   rU   
ValueError)r%   rQ   r   r   r   rO   u   s   
z#ComplicatedSubArray._validate_inputc                    s   t  || | d S r   )r"   rR   rO   r%   itemrQ   r'   r   r   rR   z   s   zComplicatedSubArray.__setitem__c                    s*   t  |}t|tjs| t}|S r   )r"   rJ   rK   r   rD   rL   r   rU   r\   r'   r   r   rJ      s   zComplicatedSubArray.__getitem__c                 C   s   t | S r   )rB   rH   r   r   r   rE      s   zComplicatedSubArray.flatc                 C   s   |   }||d d < d S r   )Zravel)r%   rQ   yr   r   r   rE      s   Nc                    s@   t  ||}|d ur|d tju r|jddd |jd< |S )Nr   Z
multipliedr+   )r"   __array_wrap__r   multiplyr   r-   )r%   r&   contextr'   r   r   r_      s   z"ComplicatedSubArray.__array_wrap__r   )r4   r5   r6   rV   rZ   rO   rR   rJ   rA   rE   setterr_   r7   r   r   r'   r   rU   l   s    

rU   c                   @   s8   e Zd ZdZdZdZdd Zdd Zdd	 Zd
d Z	dS )WrappedArrayz
    Wrapping a MaskedArray rather than subclassing to test that
    ufunc deferrals are commutative.
    See: https://github.com/numpy/numpy/issues/15200)
    _arrayattrs   c                 K      || _ || _d S r   rd   )r%   r   rf   r   r   r   rG         
zWrappedArray.__init__c                 C   s   | j j d| j d| j dS )Nz(

z
))r(   r4   re   rf   rH   r   r   r   rZ      s   zWrappedArray.__repr__c                 C   s   t | jS r   )r   r   re   rH   r   r   r   rL         zWrappedArray.__array__c                    s<   |dkr fdd|D } j ||i |fi  jS tS )N__call__c                    s"   g | ]}t | jr|jn|qS r   )rK   r(   re   ).0argrH   r   r   
<listcomp>   s    z0WrappedArray.__array_ufunc__.<locals>.<listcomp>)r(   rf   NotImplemented)r%   ZufuncmethodZinputsr:   r   rH   r   __array_ufunc__   s   
zWrappedArray.__array_ufunc__N)
r4   r5   r6   r;   	__slots__Z__array_priority__rG   rZ   rL   rr   r   r   r   r   rc      s    rc   c                   @   st   e Z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
dd Zdd Zdd Zdd Zdd ZdS )TestSubclassingc                 C   s,   t jddd}t|g dd}||f| _d S )N   float)Zdtype)r   r+   r   r   r   r>   )r   r   	msubarrayr=   r%   r   mxr   r   r   setup_method   s   zTestSubclassing.setup_methodc                 C   sT   t d}g d}t|}t||d}tt|t t|j| tt|jt d S )Nru   r   r   r+   r   r   rw   )	r   r   r   r
   r   rK   r	   r   r?   )r%   r   mxsubZxmsubr   r   r   test_data_subclassing   s   
z%TestSubclassing.test_data_subclassingc                 C   s   | j \}}tt|jt d S r   )r=   r   rK   r?   subarrayry   r   r   r   test_maskedarray_subclassing   s   
z,TestSubclassing.test_maskedarray_subclassingc                 C   sb   | j \}}tjdd ttt|t tt|t| W d    d S 1 s*w   Y  d S Nignore)r   )r=   r   errstater   rK   r   rx   r   ry   r   r   r   test_masked_unary_operations   s
   
"z,TestSubclassing.test_masked_unary_operationsc                 C   s   | j \}}ttt||t ttt||t tt||||  ttt||jt ttt||t ttt	||t ttt	||t d S r   )
r=   r   rK   r   rx   r   r?   r   outerr   ry   r   r   r   test_masked_binary_operations   s   
z-TestSubclassing.test_masked_binary_operationsc                 C   s`   | j \}}t|j  |jd}ttt||t ttt||t tt||t|| d S )Nrw   )	r=   r
   rL   r>   r   rK   r   rx   r   )r%   r   rz   Zxmxr   r   r   test_masked_binary_operations2   s
   
z.TestSubclassing.test_masked_binary_operations2c                 C   sz  t tddgdgd  d}tt|}t|}|d }tt|t tt|t  tt|j	t
 t|j	ji  |d }tt|t tt|t tt|j	t
 t|j	jd dk |d7 }tt|t tt|t tt|j	t
 t|j	jd dk |g d t|jg d |jg d	 t|jg d	 t|d
did}t|}tt|d t|j|j d S )Nru   r   r+      rw   r*   r2   )r+   r   r   r   r+   )r   r   r   r   r+   namer   )r   r   )r   r   r
   r   rx   r   rK   r	   r<   r?   r   r   r   Z	_set_mask_maskr@   hasattr)r%   r   ZmyZymzr~   mxsubr   r   r   test_attributepropagation   s4   z)TestSubclassing.test_attributepropagationc                 C   s
  t d}g d}dd t||D }t||d|id}t|dd}tt|t  tt|t t|j	| t
|}tt|t  tt|t t|j	| t|d	d}tt|t t|j|j t|j	|j	 t|}tt|t t|j|j t|j	| d S )
Nru   r|   c                 S   s   g | ]\}}||fqS r   r   )rm   ijr   r   r   ro     s    z=TestSubclassing.test_subclasspreservation.<locals>.<listcomp>r~   )r>   r   F)ZsubokT)r   r   zipr<   r
   r   rK   r	   r   r   r   r   r   )r%   r   r}   Zxinfor~   r   r   r   r   test_subclasspreservation  s(   
z)TestSubclassing.test_subclasspreservationc                 C   s  t d}t|}t|g dd}tt|d t tt|d t tt|dd t tt|d t tt|d jt t|d tu  tt|d jt tt|dd jt tt|jd jt t|jd tu  tt|jdd j	t t
t|jd|d  t
t|jd|d  t
t|jtdd|dd  |d |d< |dd |dd< t
t|jjd|d  t
t|jjtdd|dd  |d |jd< |dd |jdd< d	S )
z,test that getter and setter go via baseclassru   TFTFFrw   r+   r+   .r   r   r   .N)r   r   rU   r
   r   rK   r=   r   rE   baser   r[   rR   slice)r%   r   xcsubmxcsubr   r   r   test_subclass_items"  s.   
 z#TestSubclassing.test_subclass_itemsc                 C   sj   t d}t|}t|}tt|d jt tt|d jt tt|d t tt|d t d S )Nru   r   r   r+   r   )r   r   rU   r
   r   rK   r=   )r%   r   r   Zmxcsub_nomaskr   r   r   test_subclass_nomask_itemsG  s   
z*TestSubclassing.test_subclass_nomask_itemsc                 C   s\   t d}t|g dd}tt|d t|}t|g dd}tt|dtj d dS )zOtest that repr uses the name of the subclass
        and 'array' for np.ndarrayru   r   rw   r
   Zmasked_z(data=[--, 1, --, 3, 4]N)r   r   r
   r   reprr   r4   )r%   r   rz   r~   r   r   r   r   test_subclass_reprR  s   
z"TestSubclassing.test_subclass_reprc                 C   sp   t d}t|}t|g dd}tt|d t|}tt|j	dt j
jj t|g dd}tt|d dS )z7test str with subclass that has overridden str, setitemru   r   rw   z[-- 1 -- 3 4]r   z myprefix [-- 1 -- 3 4] mypostfixN)r   r   r   r
   r   strrU   r   r[   rR   macoreZmasked_print_option)r%   r   r~   r   r   r   r   r   r   test_subclass_str]  s   

z!TestSubclassing.test_subclass_strc                 C   sv   t dg dd}t g dd}t||}td|jv  t|jd dk || }td|jv  t|jd dk d S )Ntest)r+         r   ru      )r=   )r   r+   r   r   r   ru   r   )r8   r   subtractr   r9   )r%   Zarr1Zarr2Zdiff1Zdiff2r   r   r   $test_pure_subclass_info_preservationk  s   z4TestSubclassing.test_pure_subclass_info_preservationN)r4   r5   r6   r{   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   rt      s    
!%rt   c                   @   s    e Zd ZdZdd Zdd ZdS )ArrayNoInheritancez6Quantity-like class that does not inherit from ndarrayc                 C   rh   r   )	magnitudeunits)r%   r=   r   r   r   r   rG   z  ri   zArrayNoInheritance.__init__c                 C   s   t | j|S r   )r$   r   )r%   attrr   r   r   __getattr__~  rk   zArrayNoInheritance.__getattr__N)r4   r5   r6   r;   rG   r   r   r   r   r   r   x  s    r   c                  C   s  t jjg dg dd} t| d}t j|}t| j|j t| j|j g d| _t| j|j t|j t jj|dd}t| j|j t| j|j g d| _tg d|j t|j  t jj|dd	}t| j|j t| jg d t|j  t|j  d S )
N)r+   r   r   )TFTrw   Zmeters)TFFT)r   F)Z	keep_mask)	r   r   r   r   r   r=   r>   r   Z
sharedmask)Zdata_maskedZdata_masked_unitsZ	new_arrayr   r   r   test_array_no_inheritance  s&   



r   c                   @   s,   e Zd Zdd Zdd Zdd Zdd Zd	S )
TestClassWrappingc                 C   s.   t jjg dg dd}t|}||f| _d S )Nr+   r   ru   FTFrw   )r   r   r
   rc   r=   r%   r}   wmr   r   r   r{     s   zTestClassWrapping.setup_methodc                 C   sP   | j \}}tjdd ttt|t W d    d S 1 s!w   Y  d S r   )r=   r   r   r   rK   r   rc   r   r   r   r   r     s   
"z.TestClassWrapping.test_masked_unary_operationsc                 C   s4  | j \}}ttt||t ttt||t ttt||t tt||||  ttt||t ttt||t ttt||t ttt||t tt||| t|||  t	||g}ttt||t ttt||t tt||t|| d S r   )
r=   r   rK   r   r   rc   r   r   r   stack)r%   r}   r   m2r   r   r   r     s   
"z/TestClassWrapping.test_masked_binary_operationsc                 C   sJ   t  }tt|jdd tjjg dg dd}t|}tt|jdd d S )NZnot_a_real_attrr+   r   r   rw   Znot_an_attrr   )r   r   AttributeError__setattr__r   r   r
   rc   )r%   Zmixinr}   r   r   r   r   test_mixins_have_slots  s
   z(TestClassWrapping.test_mixins_have_slotsN)r4   r5   r6   r{   r   r   r   r   r   r   r   r     s
    r   )%r;   numpyr   Znumpy.lib.mixinsr   Znumpy.testingr   r   Znumpy.ma.testutilsr   Znumpy.ma.corer   r   r   r	   r
   r   r   r   r   r   r   r   r   rD   r   r   r8   r<   rx   rB   rU   rc   rt   r   r   r   r   r   r   r   <module>   s(   8+ F
 