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Editing: crefutil.cpython-38.pyc
U W[ � @ s� d Z ddlmZmZ ddlmZmZ ddlmZm Z G dd� d�Z G dd� de �Z G d d � d e �Z G d d � d e �Z G d d� d�ZG dd� de �ZddlmZ G dd� dee �ZdS )z7 Utility classes for dealing with circular references. � )�division�absolute_import)�log�reflect)�range�_constructMethodc @ s0 e Zd Zdd� Zdd� ZdZdd� Zdd � ZdS ) �NotKnownc C s g | _ d| _d S �Nr )� dependants�resolved��self� r �</usr/lib/python3/dist-packages/twisted/persisted/crefutil.py�__init__ s zNotKnown.__init__c C s | j r t�| j�||f� d S �N)r �AssertionErrorr �append)r Z mutableObject�keyr r r � addDependant s zNotKnown.addDependantNc C s( d| _ || _| jD ]\}}|||< qd S )N� )r �resolvedObjectr )r Z newObjectZmutr r r r �resolveDependants s zNotKnown.resolveDependantsc C s ds t d��d S )Nr z(I am not to be used as a dictionary key.)r r r r r �__hash__# s zNotKnown.__hash__)�__name__� __module__� __qualname__r r r r r r r r r r s r c @ s e Zd ZdZdd� Zdd� ZdS )� _ContainerzK Helper class to resolve circular references on container objects. c C s� t �| � || _|| _ttt|���| _tt|��D ]0}t|| t �sT| j� |� q4|| � | |� q4| js~| � | �| j�� dS )z� @param l: The list of object which may contain some not yet referenced objects. @param containerType: A type of container objects (e.g., C{tuple} or C{set}). N) r r � containerType�l�listr �len�locs� isinstance�remover r )r r r �idxr r r r - s z_Container.__init__c C s< || j |< t|t�s8| j�|� | js8| �| �| j �� dS )z� Change the value of one contained objects, and resolve references if all objects have been referenced. N)r r# r r" r$ r r �r �n�objr r r � __setitem__B s z_Container.__setitem__N)r r r �__doc__r r) r r r r r ( s r c @ s e Zd ZdZdd� ZdS )�_Tupleza Manage tuple containing circular references. Deprecated: use C{_Container} instead. c C s t �| |t� dS )zi @param l: The list of object which may contain some not yet referenced objects. N)r r �tuple)r r r r r r U s z_Tuple.__init__N)r r r r* r r r r r r+ O s r+ c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )�_InstanceMethodc C s& t �| � || _|| _|�| d� d S r )r r �my_class�namer )r Zim_nameZim_selfZim_classr r r r _ s z_InstanceMethod.__init__c O sP dd l }t�dt�| j�| jf � t�d||f � |jtjd� dsLt �d S )Nr zinstance method %s.%szbeing called with %r %r)�file) � tracebackr �msgr Zqualr. r/ � print_stackZlogfiler )r �args�kwr1 r r r �__call__f s z_InstanceMethod.__call__c C s8 |dkst d��t|t�s4t| j| j|�}| �|� d S )Nr zonly zero index allowed)r r# r r r. r/ r )r r' r( �methodr r r r) m s z_InstanceMethod.__setitem__N)r r r r r6 r) r r r r r- ^ s r- c @ s e Zd Zdd� Zdd� ZdS )�_DictKeyAndValuec C s || _ d S r )�dict)r r9 r r r r t s z_DictKeyAndValue.__init__c C sH |dkrt d��|r || _n|| _t| d�rDt| d�rD| j| j| j< d S )N)r r z6DictKeyAndValue should only ever be called with 0 or 1r �value)� RuntimeErrorr: r �hasattrr9 r& r r r r) v s z _DictKeyAndValue.__setitem__N)r r r r r) r r r r r8 s s r8 c @ s e Zd Zdd� ZdS )� _Dereferencec C s t �| � || _d S r )r r �id)r r> r r r r � s z_Dereference.__init__N)r r r r r r r r r= � s r= )�Deferredc @ s( e Zd Zdd� ZdZdd� Zdd� ZdS ) �_Deferc C s t �| � t�| � | �� d S r )r? r r �pauser r r r r � s z_Defer.__init__r c C s, | j rtd||f ��nd| _ | �|� d S )Nz4setitem should only be called once, setting %r to %rr )�wassetr; �callbackr& r r r r) � s z_Defer.__setitem__c C s* t �| ||� | �� | j}| �|� d S r )r r Zunpause�resultr )r Zdepr Zresovdr r r r � s z_Defer.addDependantN)r r r r rB r) r r r r r r@ � s r@ N)r* Z __future__r r Ztwisted.pythonr r Ztwisted.python.compatr r r r r+ r- r8 r= Ztwisted.internet.deferr? r@ r r r r �<module> s '
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