| Server IP : 172.67.131.151 / Your IP : 104.23.243.115 Web Server : Apache System : Linux keen-cori.18-142-40-148.plesk.page 5.15.0-1084-aws #91~20.04.1-Ubuntu SMP Fri May 2 06:59:36 UTC 2025 x86_64 User : simottodesign.com_2tntp341vs7 ( 10011) PHP Version : 8.3.31 Disable Function : opcache_get_status MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /usr/lib/python3/dist-packages/pyrsistent/__pycache__/ |
Upload File : |
U
+�[�/ � @ sr d dl mZmZ ddlmZmZ ddlmZ ddlm Z G dd� de
�Ze�e� e�e� dd
d�Z
dd
� Zd S )� )�Sequence�Hashable� )�islice�chain)�Integral)�plistc s( e Zd ZdZdZd=� fdd� Zedd� �Zedd � �Ze d
d� �Z
dd
� Zdd� ZeZ
edd� �Zd>dd�Zd?dd�Ze dd� �Zdd� Zdd� Zdd� Zdd � Zd!d"� Zd#d$� Zd%d&� Zd'd(� Ze d)d*� �Zd+d,� Zd-d.� Zd/d0� Zd1d2� Zd3d4� Zd5d6� Z e Z!d7d8� Z"d9d:� Z#d;d<� Z$e%j&Z&� Z'S )@�PDequea�
Persistent double ended queue (deque). Allows quick appends and pops in both ends. Implemented
using two persistent lists.
A maximum length can be specified to create a bounded queue.
Fully supports the Sequence and Hashable protocols including indexing and slicing but
if you need fast random access go for the PVector instead.
Do not instantiate directly, instead use the factory functions :py:func:`dq` or :py:func:`pdeque` to
create an instance.
Some examples:
>>> x = pdeque([1, 2, 3])
>>> x.left
1
>>> x.right
3
>>> x[0] == x.left
True
>>> x[-1] == x.right
True
>>> x.pop()
pdeque([1, 2])
>>> x.pop() == x[:-1]
True
>>> x.popleft()
pdeque([2, 3])
>>> x.append(4)
pdeque([1, 2, 3, 4])
>>> x.appendleft(4)
pdeque([4, 1, 2, 3])
>>> y = pdeque([1, 2, 3], maxlen=3)
>>> y.append(4)
pdeque([2, 3, 4], maxlen=3)
>>> y.appendleft(4)
pdeque([4, 1, 2], maxlen=3)
)�
_left_list�_right_list�_length�_maxlen�__weakref__Nc sV t t| ��| �}||_||_||_|d k rLt|t�s<td��|dk rLt d��||_
|S )Nz An integer is required as maxlenr zmaxlen must be non-negative)�superr �__new__r
r r �
isinstancer � TypeError�
ValueErrorr
)�clsZ left_listZ
right_list�length�maxlen�instance�� __class__� �4/usr/lib/python3/dist-packages/pyrsistent/_pdeque.pyr 2 s
zPDeque.__new__c C s t �| j| j�S )z.
Rightmost element in dqueue.
)r �_tip_from_listsr r
��selfr r r �rightB s zPDeque.rightc C s t �| j| j�S )z-
Leftmost element in dqueue.
)r r r
r r r r r �leftI s zPDeque.leftc C s"