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Nc C � t d��)NzICannot use cached_property instance without calling __set_name__() on it.�� TypeError)�instance� r �J/usr/local/CyberCP/lib/python3.10/site-packages/django/utils/functional.py�func s �zcached_property.funcc C s: ddl m} |d urtjd|dd� || _t|d�| _d S )Nr )�RemovedInDjango50WarningzEThe name argument is deprecated as it's unnecessary as of Python 3.6.� )� stacklevel�__doc__)�django.utils.deprecationr �warnings�warn� real_func�getattrr )�selfr �namer r r r �__init__ s �zcached_property.__init__c C s< | j d u r|| _ | j| _d S || j kr td| j |f ��d S )NzJCannot assign the same cached_property to two different names (%r and %r).)r r r r )r �ownerr r r r � __set_name__' s ���z cached_property.__set_name__c C s& |du r| S | � |� }|j| j< |S )z� Call the function and put the return value in instance.__dict__ so that subsequent attribute access on the instance returns the cached value instead of calling cached_property.__get__(). N)r �__dict__r )r r �cls�resr r r �__get__1 s zcached_property.__get__�N) �__name__� __module__� __qualname__r r � staticmethodr r r r r r r r r s r c @ s, e Zd ZdZd dd�Zd dd�Zdd� ZdS ) � classpropertyz� Decorator that converts a method with a single cls argument into a property that can be accessed directly from the class. Nc C s || _ d S r ��fget�r �methodr r r r C � zclassproperty.__init__c C s | � |�S r r$ )r r r r r r r F r( zclassproperty.__get__c C s || _ | S r r$ r& r r r �getterI s zclassproperty.getterr )r r r! r r r r) r r r r r# = s r# c @ s e Zd ZdZdS )�Promisez� Base class for the proxy class created in the closure of the lazy function. It's used to recognize promises in code. N)r r r! r r r r r r* N s r* c s2 t G ��fdd�dt��� t��� fdd��}|S )a Turn any callable into a lazy evaluated callable. result classes or types is required -- at least one is needed so that the automatic forcing of the lazy evaluation code is triggered. Results are not memoized; the function is evaluated on every access. c s� e Zd ZdZdZdd� Z� �fdd�Zdd� Ze�fd d ��Z e� fd d ��Z � fd d�Z � fdd�Z � fdd�Z � fdd�Zdd� Zdd� Zdd� Zdd � Zd d � Zd d � Zd!d"� Zd#d$� Zd%S )&zlazy.<locals>.__proxy__z� Encapsulate a function call and act as a proxy for methods that are called on the result of that function. The function is not evaluated until one of the methods on the result is called. Fc S s& || _ || _| js | �� d| j_d S )NT)�_proxy____args� _proxy____kw�_proxy____prepared�__prepare_class__� __class__)r �args�kwr r r r i s z lazy.<locals>.__proxy__.__init__c s t � | j| jf� fS r )�_lazy_proxy_unpickler+ r, �r �r � resultclassesr r � __reduce__p s �z"lazy.<locals>.__proxy__.__reduce__c S � t | �� �S r )�repr�_proxy____castr3 r r r �__repr__v � z lazy.<locals>.__proxy__.__repr__c s� � D ] }|� � D ]}|jD ]}t| |�rq | �|�}t| ||� q qqt� v | _t� v | _| jr7| jr7t d��| jr@| j | _ d S | jrI| j | _ d S d S )Nz9Cannot call lazy() with both bytes and text return types.)�mror �hasattr� __promise__�setattr�bytes�_delegate_bytes�str�_delegate_text� ValueError�_proxy____text_cast�__str__�_proxy____bytes_cast� __bytes__)r � resultclass�type_� method_name�meth�r5 r r r. y s( �� � �z)lazy.<locals>.__proxy__.__prepare_class__c s �� fdd�}|S )Nc s& � | j i | j��}t|��|i |��S r )r+ r, r )r r0 r1 r )r rK r r � __wrapper__� s z8lazy.<locals>.__proxy__.__promise__.<locals>.__wrapper__r )r rK rN �r )rK r r> � s z#lazy.<locals>.__proxy__.__promise__c s � | j i | j��S r )r+ r, r3 rO r r � __text_cast� s z#lazy.<locals>.__proxy__.__text_castc s t � | ji | j���S r )r@ r+ r, r3 rO r r � __bytes_cast� � z$lazy.<locals>.__proxy__.__bytes_castc s � | j i | j���� S r )r+ r, �encoder3 rO r r �__bytes_cast_encoded� rR z,lazy.<locals>.__proxy__.__bytes_cast_encodedc s. | j r| �� S | jr| �� S � | ji | j��S r )rA rG rC rE r+ r, r3 rO r r �__cast� s z lazy.<locals>.__proxy__.__castc S r7 r )rB r9 r3 r r r rF � s z lazy.<locals>.__proxy__.__str__c S s t |t�r |�� }| �� |kS r �� isinstancer* r9 �r �otherr r r �__eq__� � z lazy.<locals>.__proxy__.__eq__c S s t |t�r |�� }| �� |k S r rV rX r r r �__lt__� r[ z lazy.<locals>.__proxy__.__lt__c S r7 r )�hashr9 r3 r r r �__hash__� r; z lazy.<locals>.__proxy__.__hash__c S s | j r t| �| S | �� | S r )rC rB r9 )r �rhsr r r �__mod__� s z lazy.<locals>.__proxy__.__mod__c S s | � � | S r �r9 rX r r r �__add__� r; z lazy.<locals>.__proxy__.__add__c S s || � � S r ra rX r r r �__radd__� r; z lazy.<locals>.__proxy__.__radd__c S s | |t | �< | S r )�id)r �memor r r � __deepcopy__� s z$lazy.<locals>.__proxy__.__deepcopy__N)r r r! r r- r r6 r: � classmethodr. r> rE rG � _proxy____bytes_cast_encodedr9 rF rZ r\ r^ r` rb rc rf r r4 r r � __proxy___ s, ri c s � | |�S r r )r0 r1 )ri r r rN � � zlazy.<locals>.__wrapper__)r r* r )r r5 rN r )ri r r5 r �lazyW s ork c G s t | g|�R � |i |��S r )rk )r r0 �kwargsr5 r r r r2 � s r2 c C s t tt�| �S )zK Shortcut for the common case of a lazy callable that returns str. )rk rB )�textr r r �lazystr� s rn c s � st d��� fdd�}|S )z� A decorator that allows a function to be called with one or more lazy arguments. If none of the args are lazy, the function is evaluated immediately, otherwise a __proxy__ is returned that will evaluate the function when needed. z3You must pass at least one argument to keep_lazy().c s* t � g��R � �t� �� �fdd��}|S )Nc s: t dd� t�| |�� �D ��r�| i |��S � | i |��S )Nc s s � | ]}t |t�V qd S r )rW r* )�.0�argr r r � <genexpr>� s � � �z@keep_lazy.<locals>.decorator.<locals>.wrapper.<locals>.<genexpr>)�any� itertools�chain�values)r0 rl �r � lazy_funcr r �wrapper� s �z-keep_lazy.<locals>.decorator.<locals>.wrapper)rk r )r rx rM rv r � decorator� s z keep_lazy.<locals>.decoratorr )r5 ry r rM r � keep_lazy� s rz c C s t t�| �S )zO A decorator for functions that accept lazy arguments and return text. )rz rB rO r r r �keep_lazy_text� s r{ c s � fdd�}d|_ |S )Nc s, | j }tu r| �� | j }� |g|�R � S r )�_wrapped�empty�_setup)r r0 r| rO r r �inner s z new_method_proxy.<locals>.innerF)� _mask_wrapped)r r r rO r �new_method_proxy s r� c s� e Zd ZdZdZdd� Z� fdd�Zee�Z dd� Z d d � Z d d � Z d d� Z dd� Zdd� Zee�Zee�Zee�Zee�Zeee�d���Zeej �Z eej �Z eej �Z!eej"�Z#ee$�Z%eej&�Z'eej(�Z)eej*�Z+ee,�Z-ee.�Z/eej0�Z1� Z2S )� LazyObjectz� A wrapper for another class that can be used to delay instantiation of the wrapped class. By subclassing, you have the opportunity to intercept and alter the instantiation. If you don't need to do that, use SimpleLazyObject. Nc C s t | _d S r )r} r| r3 r r r r rj zLazyObject.__init__c s4 |dkr t � �|�S t � �|�}t|dd�st�|S )Nr| r� T)�super�__getattribute__r �AttributeError�r r �value�r/ r r r� # s zLazyObject.__getattribute__c C s: |dkr || j d< d S | jtu r| �� t| j||� d S )Nr| )r r| r} r~ r? r� r r r � __setattr__0 s zLazyObject.__setattr__c C s2 |dkrt d��| jtu r| �� t| j|� d S )Nr| zcan't delete _wrapped.)r r| r} r~ �delattr)r r r r r � __delattr__9 s zLazyObject.__delattr__c C r )zU Must be implemented by subclasses to initialize the wrapped object. z7subclasses of LazyObject must provide a _setup() method)�NotImplementedErrorr3 r r r r~ @ s �zLazyObject._setupc C s | j tu r | �� t| j ffS r )r| r} r~ �unpickle_lazyobjectr3 r r r r6 V r[ zLazyObject.__reduce__c C s | j tu r t| �� S t�| j �S r )r| r} �type�copyr3 r r r �__copy__[ � zLazyObject.__copy__c C s2 | j tu rt| �� }||t| �< |S t�| j |�S r )r| r} r� rd r� �deepcopy�r re �resultr r r rf d � zLazyObject.__deepcopy__r/ )3r r r! r r| r r� r� r � __getattr__r� r� r~ r6 r� rf r@ rH rB rF �bool�__bool__�dir�__dir__�property�operator� attrgetterr/ �eqrZ �ltr\ �gt�__gt__�ne�__ne__r] r^ �getitem� __getitem__�setitem� __setitem__�delitem� __delitem__�iter�__iter__�len�__len__�contains� __contains__� __classcell__r r r� r r� s8 r� c C s | S )zh Used to unpickle lazy objects. Just return its argument, which will be the wrapped object. r )�wrappedr r r r� � s r� c sV e Zd ZdZ� fdd�Zdd� Zdd� Zdd � Zd d � Ze e j �Z e d d � �Z � ZS )�SimpleLazyObjectz� A lazy object initialized from any function. Designed for compound objects of unknown type. For builtins or objects of known type, use django.utils.functional.lazy. c s || j d< t� �� dS )aC Pass in a callable that returns the object to be wrapped. If copies are made of the resulting SimpleLazyObject, which can happen in various circumstances within Django, then you must ensure that the callable can be safely run more than once and will return the same value. � _setupfuncN)r r� r )r r r� r r r � s zSimpleLazyObject.__init__c C s | � � | _d S r )r� r| r3 r r r r~ � s zSimpleLazyObject._setupc C s* | j tu r | j}n| j }dt| �j|f S )Nz<%s: %r>)r| r} r� r� r )r � repr_attrr r r r: � s zSimpleLazyObject.__repr__c C s | j tu r t| j�S t�| j �S r )r| r} r� r� r� r3 r r r r� � r� zSimpleLazyObject.__copy__c C s2 | j tu rt| j�}||t| �< |S t�| j |�S r )r| r} r� r� rd r� r� r� r r r rf � r� z SimpleLazyObject.__deepcopy__c C s || S r r rX r r r rc � s zSimpleLazyObject.__radd__)r r r! r r r~ r: r� rf r� r� �addrb rc r� r r r� r r� � s r� c C s( g g f}|D ] }|| |� � |� q|S )z� Split the values into two sets, based on the return value of the function (True/False). e.g.: >>> partition(lambda x: x > 3, range(5)) [0, 1, 2, 3], [4] )�append)� predicateru �results�itemr r r � partition� s r� )r� rs r� r � functoolsr r r r# r* rk r2 rn rz r{ �objectr} r� r� r� r� r� r r r r �<module> s( 5 t 9
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