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o �h.( � @ sv d dl Z d dlmZ G dd� d�ZG dd� de�ZG dd� de�ZG d d � d e�Z G d d � d e�Z G d d� de�Z dS )� N)�Mappingc @ sb e Zd ZdZddd�Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z dd� Z dd� Z dd� Z dS )� OrderedSetz? A set which keeps the ordering of the inserted items. Nc C s t �|pd�| _ d S )N� )�dict�fromkeys)�self�iterabler r �N/usr/local/CyberCP/lib/python3.10/site-packages/django/utils/datastructures.py�__init__ � zOrderedSet.__init__c C s d | j |< d S �N�r �r �itemr r r �add s zOrderedSet.addc C s | j |= d S r r r r r r �remove s zOrderedSet.removec C s& z| � |� W d S ty Y d S w r )r �KeyErrorr r r r �discard s �zOrderedSet.discardc C � t | j�S r )�iterr �r r r r �__iter__ � zOrderedSet.__iter__c C r r )�reversedr r r r r � __reversed__ r zOrderedSet.__reversed__c C s || j v S r r r r r r � __contains__ r zOrderedSet.__contains__c C r r )�boolr r r r r �__bool__" r zOrderedSet.__bool__c C r r )�lenr r r r r �__len__% r zOrderedSet.__len__c C s, | j r tt| j ��nd}| jj� d|� d�S )N� �(�))r �repr�list� __class__� __qualname__�r �datar r r �__repr__( s zOrderedSet.__repr__r )�__name__� __module__r& �__doc__r r r r r r r r r r) r r r r r s r c @ s e Zd ZdS )�MultiValueDictKeyErrorN)r* r+ r& r r r r r- - s r- c s� e Zd ZdZd/� fdd� Z� fdd�Z� fdd�Z� fd d �Zd d � Zd d� Z dd� Z dd� Z d0dd�Z d1� fdd� Z d0dd�Z� fdd �Zd0d d �Zd0d d �Zd!d"� Zd#d$� Z� fd%d&�Zd'd(� Zd)d*� Zd+d,� Zd-d.� Z� ZS )2�MultiValueDicta� A subclass of dictionary customized to handle multiple values for the same key. >>> d = MultiValueDict({'name': ['Adrian', 'Simon'], 'position': ['Developer']}) >>> d['name'] 'Simon' >>> d.getlist('name') ['Adrian', 'Simon'] >>> d.getlist('doesnotexist') [] >>> d.getlist('doesnotexist', ['Adrian', 'Simon']) ['Adrian', 'Simon'] >>> d.get('lastname', 'nonexistent') 'nonexistent' >>> d.setlist('lastname', ['Holovaty', 'Willison']) This class exists to solve the irritating problem raised by cgi.parse_qs, which returns a list for every key, even though most web forms submit single name-value pairs. r c s t � �|� d S r )�superr )r �key_to_list_mapping�r% r r r H s zMultiValueDict.__init__c s d| j jt� �� f S )Nz<%s: %s>)r% r* r/ r) r r1 r r r) K s zMultiValueDict.__repr__c sJ zt � �|�}W n ty t|��w z|d W S ty$ g Y S w )z| Return the last data value for this key, or [] if it's an empty list; raise KeyError if not found. ���)r/ � __getitem__r r- � IndexError�r �key�list_r1 r r r3 N s � �zMultiValueDict.__getitem__c s t � �||g� d S r �r/ � __setitem__�r r6 �valuer1 r r r9 \ r zMultiValueDict.__setitem__c C s | � dd� | �� D ��S )Nc S s g | ] \}}||d d � f�qS r r ��.0�k�vr r r � <listcomp>` s z+MultiValueDict.__copy__.<locals>.<listcomp>)r% �listsr r r r �__copy___ � zMultiValueDict.__copy__c C sJ | � � }||t| �< t�| �D ]\}}t�|t�||�t�||�� q|S r )r% �idr �itemsr9 �copy�deepcopy)r �memo�resultr6 r; r r r � __deepcopy__b s �zMultiValueDict.__deepcopy__c s i � j �d� fdd�� D �i�S )N�_datac s i | ]}|� � |��qS r ��_getlist)r= r> r r r � <dictcomp>l s z/MultiValueDict.__getstate__.<locals>.<dictcomp>)�__dict__r r r r � __getstate__k s zMultiValueDict.__getstate__c C s: |� di �}|�� D ] \}}| �||� q | j�|� d S )NrK )�poprE �setlistrO �update)r �obj_dictr( r> r? r r r � __setstate__n s zMultiValueDict.__setstate__Nc C s4 z| | }W n t y | Y S w |g kr|S |S )z� Return the last data value for the passed key. If key doesn't exist or value is an empty list, return `default`. )r )r r6 �default�valr r r �gett s �zMultiValueDict.getFc sT zt � �|�}W n ty |du rg Y S | Y S w |r(|dur&t|�nd}|S )z� Return a list of values for the key. Used internally to manipulate values list. If force_list is True, return a new copy of values. N)r/ r3 r r$ )r r6 rV � force_list�valuesr1 r r rM � s �zMultiValueDict._getlistc C s | j ||dd�S )zn Return the list of values for the key. If key doesn't exist, return a default value. T)rY rL �r r6 rV r r r �getlist� s zMultiValueDict.getlistc s t � �||� d S r r8 r5 r1 r r rR � � zMultiValueDict.setlistc C s || vr|| |< | | S r r r[ r r r � setdefault� s zMultiValueDict.setdefaultc C s* || vr|d u r g }| � ||� | �|�S r )rR rM )r r6 � default_listr r r �setlistdefault� s z MultiValueDict.setlistdefaultc C s | � |��|� dS )z8Append an item to the internal list associated with key.N)r` �appendr: r r r � appendlist� s zMultiValueDict.appendlistc c s � | D ] }|| | fV qdS )zu Yield (key, value) pairs, where value is the last item in the list associated with the key. Nr �r r6 r r r rE � s ��zMultiValueDict.itemsc s t t� �� �S )zYield (key, list) pairs.)r r/ rE r r1 r r rA � s zMultiValueDict.listsc c s � | D ]}| | V qdS )z'Yield the last value on every key list.Nr rc r r r rZ � s � �zMultiValueDict.valuesc C s t � | �S )z%Return a shallow copy of this object.)rF r r r r rF � s zMultiValueDict.copyc O s� t |�dkrtdt |� ��|rC|d }t|t�r+|�� D ] \}}| �|��|� q nt|t�r4|�� }|D ] \}}| �|�� |� q6|�� D ] \}}| �|�� |� qGdS )z.Extend rather than replace existing key lists.� z*update expected at most 1 argument, got %dr N) r � TypeError� isinstancer. rA r` �extendr rE ra )r �args�kwargs�argr6 � value_listr; r r r rS � s � �zMultiValueDict.updatec s � fdd�� D �S )z5Return current object as a dict with singular values.c s i | ]}|� | �qS r r )r= r6 r r r rN � � z'MultiValueDict.dict.<locals>.<dictcomp>r r r r r r � s zMultiValueDict.dict)r r )NF)r* r+ r& r, r r) r3 r9 rB rJ rP rU rX rM r\ rR r^ r` rb rE rA rZ rF rS r � __classcell__r r r1 r r. 1 s. r. c @ sZ e Zd ZdZdd�dd�Zdd� ZeZeZeZeZ eZ eZ eZ eZ eZeZeZeZeZdS ) � ImmutableLista0 A tuple-like object that raises useful errors when it is asked to mutate. Example:: >>> a = ImmutableList(range(5), warning="You cannot mutate this.") >>> a[3] = '4' Traceback (most recent call last): ... AttributeError: You cannot mutate this. z"ImmutableList object is immutable.)�warningc O s" t j| g|�R i |��}||_|S r )�tuple�__new__ro )�clsro rh ri r r r r rq � s zImmutableList.__new__c O s t | j��r )�AttributeErrorro )r rh ri r r r �complain� r zImmutableList.complainN)r* r+ r& r, rq rt � __delitem__� __delslice__�__iadd__�__imul__r9 � __setslice__ra rg �insertrQ r �sort�reverser r r r rn � s" rn c s, e Zd ZdZ� fdd�Z� fdd�Z� ZS )� DictWrapperaG Wrap accesses to a dictionary so that certain values (those starting with the specified prefix) are passed through a function before being returned. The prefix is removed before looking up the real value. Used by the SQL construction code to ensure that values are correctly quoted before being used. c s t � �|� || _|| _d S r )r/ r �func�prefix)r r( r~ r r1 r r r s zDictWrapper.__init__c s@ |� | j�}|r|t| j�d� }t� �|�}|r | �|�S |S )z� Retrieve the real value after stripping the prefix string (if present). If the prefix is present, pass the value through self.func before returning, otherwise return the raw value. N)� startswithr r r/ r3 r~ )r r6 �use_funcr; r1 r r r3 s zDictWrapper.__getitem__)r* r+ r& r, r r3 rm r r r1 r r} s r} c @ sT e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z e dd� �Z dS )�CaseInsensitiveMappinga� Mapping allowing case-insensitive key lookups. Original case of keys is preserved for iteration and string representation. Example:: >>> ci_map = CaseInsensitiveMapping({'name': 'Jane'}) >>> ci_map['Name'] Jane >>> ci_map['NAME'] Jane >>> ci_map['name'] Jane >>> ci_map # original case preserved {'name': 'Jane'} c C s dd� | � |�D �| _d S )Nc S s i | ] \}}|� � ||f�qS r ��lowerr< r r r rN 2 s z3CaseInsensitiveMapping.__init__.<locals>.<dictcomp>)� _unpack_items�_storer' r r r r 1 s z CaseInsensitiveMapping.__init__c C s | j |�� d S )Nrd )r� r� rc r r r r3 4 r] z"CaseInsensitiveMapping.__getitem__c C r r )r r� r r r r r 7 r z CaseInsensitiveMapping.__len__c C s. t |t�odd� | �� D �dd� |�� D �kS )Nc S � i | ] \}}|� � |�qS r r� r< r r r rN ; s �z1CaseInsensitiveMapping.__eq__.<locals>.<dictcomp>c S r� r r� r< r r r rN = s )rf r rE )r �otherr r r �__eq__: s ��z CaseInsensitiveMapping.__eq__c C s dd� | j �� D �S )Nc s s � | ]\}}|V qd S r r )r= � original_keyr; r r r � <genexpr>@ s � z2CaseInsensitiveMapping.__iter__.<locals>.<genexpr>)r� rZ r r r r r ? r z CaseInsensitiveMapping.__iter__c C s t dd� | j�� D ��S )Nc S s i | ]\}}||�qS r r )r= r6 r; r r r rN C rl z3CaseInsensitiveMapping.__repr__.<locals>.<dictcomp>)r# r� rZ r r r r r) B rC z CaseInsensitiveMapping.__repr__c C s | S r r r r r r rF E s zCaseInsensitiveMapping.copyc c s| � t | ttf�r| �� E d H d S t| �D ]&\}}t|�dkr)td�|t|����t |d t�s8td|d ��|V qd S )N� zDdictionary update sequence element #{} has length {}; 2 is required.r z0Element key %r invalid, only strings are allowed) rf r r rE � enumerater � ValueError�format�str)r( �i�elemr r r r� H s � � ��z$CaseInsensitiveMapping._unpack_itemsN) r* r+ r& r, r r3 r r� r r) rF � staticmethodr� r r r r r� s r� ) rF �collections.abcr r r r- r r. rp rn r} r� r r r r �<module> s ( ,%
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