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This caches results to prevent duplicate wrapper objects in memory. N)r �policy�KeyErrorr )r& �cr r r �category_wrapper_factory/ s r+ )� sensitivityr' c C sB zt | j | W S ty< t| �}|t | j | < | Y S 0 dS )z� Wrap sensitivity from the specified policy. This caches results to prevent duplicate wrapper objects in memory. N)r r( r) r )r, r* r r r �sensitivity_wrapper_factory> s r- c @ sD e Zd ZdZed�Zed�Zed�Zdd�dd�Zdd�dd�Z dS ) �CategoriesDifferencez<Determine the difference in categories between two policies.�diff_categoriesN�r' c C s� | j �d�| �� | �dd� | j�� D �dd� | j�� D ��\| _| _}t � | _ |D ]@\}}| j|� � |� � dd�\}}}|s�|rTt |||�| j |< qTdS )z;Generate the difference in categories between the policies.zHGenerating category differences from {0.left_policy} to {0.right_policy}c s s | ]}t |�V qd S �N�r+ ��.0r* r r r � <genexpr>\ � z7CategoriesDifference.diff_categories.<locals>.<genexpr>c s s | ]}t |�V qd S r1 r2 r3 r r r r5 ] r6 F��unwrapN) �log�info�format� _set_diff� left_policy� categories� right_policyr# r$ �dict�modified_categories�aliasesr )�selfr% Z left_categoryZright_categoryr r r r r r r/ U s" �� � �z$CategoriesDifference.diff_categoriesc C s" | j �d� d| _d| _d| _dS )�%Reset diff results on policy changes.z Resetting category differencesN)r9 �debugr# r$ rA �rC r r r � _reset_diffo s z CategoriesDifference._reset_diff) r r r r r r# r$ rA r/ rG r r r r r. M s r. c @ sD e Zd ZdZed�Zed�Zed�Zdd�dd�Zdd�dd�Z dS ) �SensitivitiesDifferencez?Determine the difference in sensitivities between two policies.�diff_sensitivitiesNr0 c C s� | j �d�| �� | �dd� | j�� D �dd� | j�� D ��\| _| _}t � | _ |D ]@\}}| j|� � |� � dd�\}}}|s�|rTt |||�| j |< qTdS )z>Generate the difference in sensitivities between the policies.zKGenerating sensitivity differences from {0.left_policy} to {0.right_policy}c s s | ]}t |�V qd S r1 �r- �r4 �sr r r r5 � r6 z=SensitivitiesDifference.diff_sensitivities.<locals>.<genexpr>c s s | ]}t |�V qd S r1 rJ rK r r r r5 � r6 Fr7 N) r9 r: r; r< r= Z sensitivitiesr? �added_sensitivities�removed_sensitivitiesr@ �modified_sensitivitiesrB r )rC Zmatched_sensitivitiesZ left_sensZ right_sensr r r r r r rI s( ���� � �z*SensitivitiesDifference.diff_sensitivitiesc C s" | j �d� d| _d| _d| _dS �rD z!Resetting sensitivity differencesN)r9 rE rM rN rO rF r r r rG � s z#SensitivitiesDifference._reset_diff) r r r r r rM rN rO rI rG r r r r rH w s rH c @ sD e Zd ZdZed�Zed�Zed�Zdd�dd�Zdd�dd�Z dS ) �LevelDeclsDifferencez8Determine the difference in levels between two policies.� diff_levelsNr0 c C s� | j �d�| �� | �dd� | j�� D �dd� | j�� D ��\| _| _}g | _ |D ]T\}}| �dd� |� � D �dd� |� � D ��\}}}|s�|rR| j � t ||||�� qRdS )z7Generate the difference in levels between the policies.zJGenerating level decl differences from {0.left_policy} to {0.right_policy}c s s | ]}t |�V qd S r1 ��LevelDeclWrapperrK r r r r5 � r6 z3LevelDeclsDifference.diff_levels.<locals>.<genexpr>c s s | ]}t |�V qd S r1 rS rK r r r r5 � r6 c s s | ]}t |�V qd S r1 r2 r3 r r r r5 � r6 c s s | ]}t |�V qd S r1 r2 r3 r r r r5 � r6 N) r9 r: r; r< r= Zlevelsr? � added_levels�removed_levels�modified_levelsr> �appendr! )rC Zmatched_levelsZ left_levelZ right_levelr# r$ r% r r r rR � s( ���� � �z LevelDeclsDifference.diff_levelsc C s" | j �d� d| _d| _d| _dS rP )r9 rE rU rV rW rF r r r rG � s z LevelDeclsDifference._reset_diff) r r r r r rU rV rW rR rG r r r r rQ � s rQ c @ s< e Zd ZdZdZedd�dd�Zdd� Zd d � Zd d � Z dS ) rT z-Wrap level declarations to allow comparisons.�r, N�r" r' c C s || _ t|j�| _t|�| _d S r1 )�originr- r, �hash�key�rC r" r r r �__init__� s zLevelDeclWrapper.__init__c C s | j S r1 )r] rF r r r �__hash__� s zLevelDeclWrapper.__hash__c C s | j |j kS r1 rY �rC �otherr r r �__eq__� s zLevelDeclWrapper.__eq__c C s | j |j k S r1 rY ra r r r �__lt__� s zLevelDeclWrapper.__lt__) r r r r � __slots__r r_ r` rc rd r r r r rT � s rT c @ s< e Zd ZdZdZedd�dd�Zdd� Zd d � Zd d � Z dS ) � LevelWrapperz!Wrap levels to allow comparisons.)r, r> NrZ c C s. || _ t|j�| _tdd� |�� D ��| _d S )Nc s s | ]}t |�V qd S r1 r2 r3 r r r r5 � r6 z(LevelWrapper.__init__.<locals>.<genexpr>)r[ r- r, �setr> r^ r r r r_ � s zLevelWrapper.__init__c C s t | j�S r1 �r\ r[ rF r r r r` � s zLevelWrapper.__hash__c C s4 z| j |j ko| j|jkW S ty. Y dS 0 d S �NF�r, r> �AttributeErrorra r r r rc � s � zLevelWrapper.__eq__c C s4 z| j |j k o| j|jk W S ty. Y dS 0 d S ri rj ra r r r rd � s � zLevelWrapper.__lt__) r r r r re r r_ r` rc rd r r r r rf � s rf c @ s< e Zd ZdZdZedd�dd�Zdd� Zd d � Zd d � Z dS ) � RangeWrapperz� Wrap ranges to allow comparisons. This only compares the low and high levels of the range. It does not detect additions/removals/modifications to levels between the low and high levels of the range. )�low�highN)�range_r' c C s" || _ t|j�| _t|j�| _d S r1 )r[ rf rm rn )rC ro r r r r_ s zRangeWrapper.__init__c C s t | j�S r1 rh rF r r r r` s zRangeWrapper.__hash__c C s4 z| j |j ko| j|jkW S ty. Y dS 0 d S ri �rm rn rk ra r r r rc s � zRangeWrapper.__eq__c C s4 z| j |j k o| j|jk W S ty. 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