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Edit File: jsonpatch.cpython-38.pyc
U M b[b � @ s� d Z ddlmZ ddlZddlZddlZddlZddlZddlm Z m Z dZ dZ zddl mZmZ W n( ek r� ddlmZmZ eZY nX dZdZd Zd Zejd kr�eefZG d d � d e�ZG dd� de�Z G dd� de�Z G dd� dee �Z dd� Z ej!ej"e d�Z#d0dd�Z$dd� Z%G d d � d e&�Z'G d d � d e&�Z(G d d!� d!e(�Z)G d"d#� d#e(�Z*G d$d%� d%e(�Z+G d&d'� d'e(�Z,G d(d)� d)e(�Z-G d*d+� d+e(�Z.G d,d-� d-e&�Z/d.d/� Z0dS )1z Apply JSON-Patches (RFC 6902) � )�unicode_literalsN)� JsonPointer�JsonPointerException� )�MutableMapping�MutableSequenceu Stefan Kögl <stefan@skoegl.net>z1.22z0https://github.com/stefankoegl/python-json-patchzModified BSD License)� r c @ s e Zd ZdZdS )�JsonPatchExceptionzBase Json Patch exceptionN��__name__� __module__� __qualname__�__doc__� r r �+/usr/lib/python3/dist-packages/jsonpatch.pyr E s r c @ s e Zd ZdZdS )�InvalidJsonPatchz, Raised if an invalid JSON Patch is created Nr r r r r r I s r c @ s e Zd ZdZdS )�JsonPatchConflicta Raised if patch could not be applied due to conflict situation such as: - attempt to add object key then it already exists; - attempt to operate with nonexistence object key; - attempt to insert value to array at position beyond of it size; - etc. Nr r r r r r M s r c @ s e Zd ZdZdS )�JsonPatchTestFailedz A Test operation failed Nr r r r r r V s r c C s< t �t�}| D ]\}}|| �|� qtdd� |�� D ��S )z'Convert duplicate keys values to lists.c s s. | ]&\}}|t |�d kr |d n|fV qdS )r r N)�len)�.0�key�valuesr r r � <genexpr>a s �z multidict.<locals>.<genexpr>)� collections� defaultdict�list�append�dict�items)Z ordered_pairsZmdictr �valuer r r � multidictZ s �r )Zobject_pairs_hookFc C s* t |t�rt�|�}nt|�}|�| |�S )aO Apply list of patches to specified json document. :param doc: Document object. :type doc: dict :param patch: JSON patch as list of dicts or raw JSON-encoded string. :type patch: list or str :param in_place: While :const:`True` patch will modify target document. By default patch will be applied to document copy. :type in_place: bool :return: Patched document object. :rtype: dict >>> doc = {'foo': 'bar'} >>> patch = [{'op': 'add', 'path': '/baz', 'value': 'qux'}] >>> other = apply_patch(doc, patch) >>> doc is not other True >>> other == {'foo': 'bar', 'baz': 'qux'} True >>> patch = [{'op': 'add', 'path': '/baz', 'value': 'qux'}] >>> apply_patch(doc, patch, in_place=True) == {'foo': 'bar', 'baz': 'qux'} True >>> doc == other True )� isinstance� basestring� JsonPatch� from_string�apply)�doc�patch�in_placer r r � apply_patchm s r) c C s t �| |�S )a� Generates patch by comparing of two document objects. Actually is a proxy to :meth:`JsonPatch.from_diff` method. :param src: Data source document object. :type src: dict :param dst: Data source document object. :type dst: dict >>> src = {'foo': 'bar', 'numbers': [1, 3, 4, 8]} >>> dst = {'baz': 'qux', 'numbers': [1, 4, 7]} >>> patch = make_patch(src, dst) >>> new = patch.apply(src) >>> new == dst True )r# � from_diff)�src�dstr r r � make_patch� s r- c @ s� e Zd ZdZdd� Zdd� Zdd� ZeZdd � Zd d � Z d d � Z dd� Z e dd� �Z e d dd��Zdd� Zedd� �Zd dd�Zd d � Zd S )!r# ag A JSON Patch is a list of Patch Operations. >>> patch = JsonPatch([ ... {'op': 'add', 'path': '/foo', 'value': 'bar'}, ... {'op': 'add', 'path': '/baz', 'value': [1, 2, 3]}, ... {'op': 'remove', 'path': '/baz/1'}, ... {'op': 'test', 'path': '/baz', 'value': [1, 3]}, ... {'op': 'replace', 'path': '/baz/0', 'value': 42}, ... {'op': 'remove', 'path': '/baz/1'}, ... ]) >>> doc = {} >>> result = patch.apply(doc) >>> expected = {'foo': 'bar', 'baz': [42]} >>> result == expected True JsonPatch object is iterable, so you could easily access to each patch statement in loop: >>> lpatch = list(patch) >>> expected = {'op': 'add', 'path': '/foo', 'value': 'bar'} >>> lpatch[0] == expected True >>> lpatch == patch.patch True Also JsonPatch could be converted directly to :class:`bool` if it contains any operation statements: >>> bool(patch) True >>> bool(JsonPatch([])) False This behavior is very handy with :func:`make_patch` to write more readable code: >>> old = {'foo': 'bar', 'numbers': [1, 3, 4, 8]} >>> new = {'baz': 'qux', 'numbers': [1, 4, 7]} >>> patch = make_patch(old, new) >>> if patch: ... # document have changed, do something useful ... patch.apply(old) #doctest: +ELLIPSIS {...} c C s || _ ttttttd�| _d S )N)�remove�add�replace�moveZtest�copy)r' �RemoveOperation� AddOperation�ReplaceOperation� MoveOperation� TestOperation� CopyOperation� operations)�selfr' r r r �__init__� s �zJsonPatch.__init__c C s | � � S )z str(self) -> self.to_string())� to_string�r: r r r �__str__� s zJsonPatch.__str__c C s t | j�S �N)�boolr' r= r r r �__bool__� s zJsonPatch.__bool__c C s t | j�S r? )�iterr' r= r r r �__iter__� s zJsonPatch.__iter__c C s t t| j��S r? )�hash�tuple�_opsr= r r r �__hash__� s zJsonPatch.__hash__c C s t |t�sdS | j|jkS �NF)r! r# rF �r: �otherr r r �__eq__� s zJsonPatch.__eq__c C s | |k S r? r rI r r r �__ne__� s zJsonPatch.__ne__c C s t |�}| |�S )z�Creates JsonPatch instance from string source. :param patch_str: JSON patch as raw string. :type patch_str: str :return: :class:`JsonPatch` instance. )� _jsonloads)�clsZ patch_strr' r r r r$ � s zJsonPatch.from_stringTc C s* t � }|�dd||� t|�� �}| |�S )aO Creates JsonPatch instance based on comparing of two document objects. Json patch would be created for `src` argument against `dst` one. :param src: Data source document object. :type src: dict :param dst: Data source document object. :type dst: dict :return: :class:`JsonPatch` instance. >>> src = {'foo': 'bar', 'numbers': [1, 3, 4, 8]} >>> dst = {'baz': 'qux', 'numbers': [1, 4, 7]} >>> patch = JsonPatch.from_diff(src, dst) >>> new = patch.apply(src) >>> new == dst True � N)� DiffBuilder�_compare_valuesr �execute)rN r+ r, � optimizationZbuilderZopsr r r r* s zJsonPatch.from_diffc C s t �| j�S )z!Returns patch set as JSON string.)�json�dumpsr' r= r r r r< s zJsonPatch.to_stringc C s t t| j| j��S r? )rE �map�_get_operationr' r= r r r rF # s zJsonPatch._opsFc C s( |st �|�}| jD ]}|�|�}q|S )a/ Applies the patch to given object. :param obj: Document object. :type obj: dict :param in_place: Tweaks way how patch would be applied - directly to specified `obj` or to his copy. :type in_place: bool :return: Modified `obj`. )r2 �deepcopyrF r% )r: �objr( � operationr r r r% ' s zJsonPatch.applyc C sT d|krt d��|d }t|t�s*t d��|| jkrBt d�|���| j| }||�S )N�opz&Operation does not contain 'op' memberzOperation must be a stringzUnknown operation {0!r})r r! r" r9 �format)r: rZ r[ rN r r r rW < s zJsonPatch._get_operationN)T)F)r r r r r; r> rA Z __nonzero__rC rG rK rL � classmethodr$ r* r< �propertyrF r% rW r r r r r# � s$ - r# c @ s^ e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Ze d d � �Z e dd� �Z e j dd� �Z dS )�PatchOperationz'A single operation inside a JSON Patch.c C sF t |d t�r&|d j| _|d | _n|d | _t| j�| _|| _d S )N�path)r! r r` �location�pointerrZ )r: rZ r r r r; O s zPatchOperation.__init__c C s t d��dS )zAAbstract method that applies patch operation to specified object.z!should implement patch operation.N)�NotImplementedError)r: rY r r r r% Z s zPatchOperation.applyc C s t t| j�� ��S r? )rD � frozensetrZ r r= r r r rG ^ s zPatchOperation.__hash__c C s t |t�sdS | j|jkS rH )r! r_ rZ rI r r r rK a s zPatchOperation.__eq__c C s | |k S r? r rI r r r rL f s zPatchOperation.__ne__c C s d� | jjd d� �S )N�/���)�joinrb �partsr= r r r r` i s zPatchOperation.pathc C s8 zt | jjd �W S tk r2 | jjd Y S X d S )Nrf )�intrb rh � ValueErrorr= r r r r m s zPatchOperation.keyc C s* t |�| jjd< | jj| _| j| jd< d S )Nrf r` )�strrb rh r` ra rZ )r: r r r r r t s N) r r r r r; r% rG rK rL r^ r` r �setterr r r r r_ L s r_ c @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) r3 z/Removes an object property or an array element.c C sX | j �|�\}}z ||= W n8 ttfk rR } zd�|�}t|��W 5 d }~X Y nX |S )Nz&can't remove non-existent object '{0}')rb �to_last�KeyError� IndexErrorr\ r )r: rY �subobj�part�ex�msgr r r r% ~ s zRemoveOperation.applyc C s0 | j |kr,| j|kr$| jd7 _n|d8 }|S �Nr �r` r �r: r` r r r r �_on_undo_remove� s z RemoveOperation._on_undo_removec C s0 | j |kr,| j|kr$| jd8 _n|d8 }|S rt ru rv r r r � _on_undo_add� s z RemoveOperation._on_undo_addN�r r r r r% rw rx r r r r r3 { s r3 c @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) r4 z,Adds an object property or an array element.c C s� z| j d }W n* tk r8 } z td��W 5 d }~X Y nX | j�|�\}}t|t�r�|dkrh|�|� q�|t|�ks||dk r�t d��q�|� ||� nPt|t �r�|d kr�|}q�|||< n.|d kr�t d� t|����nt d� | j|���|S )Nr �/The operation does not contain a 'value' member�-r z can't insert outside of list�invalid document type {0}�2unable to fully resolve json pointer {0}, part {1})rZ rn r rb rm r! r r r r �insertr � TypeErrorr\ �typera )r: rY r rr rp rq r r r r% � s* � zAddOperation.applyc C s0 | j |kr,| j|kr$| jd7 _n|d7 }|S rt ru rv r r r rw � s z AddOperation._on_undo_removec C s0 | j |kr,| j|kr$| jd8 _n|d7 }|S rt ru rv r r r rx � s zAddOperation._on_undo_addNry r r r r r4 � s r4 c @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) r5 z=Replaces an object property or an array element by new value.c C s� z| j d }W n* tk r8 } z td��W 5 d }~X Y nX | j�|�\}}|d krV|S t|t�r~|t|�kst|dk r�td��nTt|t �r�||kr�d� |�}t|��n.|d kr�t d� t |����ntd� | j |���|||< |S )Nr rz r z can't replace outside of listz'can't replace non-existent object '{0}'r| r} )rZ rn r rb rm r! r r r r r\ r r� ra )r: rY r rr rp rq rs r r r r% � s* � zReplaceOperation.applyc C s |S r? r rv r r r rw � s z ReplaceOperation._on_undo_removec C s |S r? r rv r r r rx � s z ReplaceOperation._on_undo_addNry r r r r r5 � s r5 c @ sN e Zd ZdZdd� Zedd� �Zedd� �Zejdd� �Zd d � Z d d � Z d S )r6 z=Moves an object property or an array element to new location.c C s z.t | jd t�r | jd }nt| jd �}W n* tk rX } z td��W 5 d }~X Y nX |�|�\}}z || }W n2 ttfk r� } ztt|���W 5 d }~X Y nX | j |kr�|S t |t �r�| j � |�r�td��t d| jd d��� |�}td| j|d��� |�}|S )N�from�.The operation does not contain a 'from' memberz(Cannot move values into its own childrenr. �r[ r` r/ �r[ r` r )r! rZ r rn r rm ro r rk rb r �containsr3 r% r4 ra �r: rY �from_ptrrr rp rq r r r r r% � sB � �����zMoveOperation.applyc C s" t | jd �}d�|jd d� �S )Nr� re rf )r rZ rg rh �r: r� r r r � from_path s zMoveOperation.from_pathc C sB t | jd �}zt|jd �W S tk r< |jd Y S X d S �Nr� rf )r rZ ri rh r r� r r r �from_key! s zMoveOperation.from_keyc C s, t | jd �}t|�|jd< |j| jd< d S r� )r rZ rk rh r` )r: r r� r r r r� ) s c C s\ | j |kr,| j|kr$| jd7 _n|d8 }| j|krX| j|krP| jd7 _n|d7 }|S rt �r� r� r` r rv r r r rw / s z MoveOperation._on_undo_removec C s\ | j |kr,| j|kr$| jd8 _n|d8 }| j|krX| j|krP| jd8 _n|d7 }|S rt r� rv r r r rx < s zMoveOperation._on_undo_addN) r r r r r% r^ r� r� rl rw rx r r r r r6 � s % r6 c @ s e Zd ZdZdd� ZdS )r7 z!Test value by specified location.c C s� z0| j �|�\}}|d kr |}n| j �||�}W n. tk r^ } ztt|���W 5 d }~X Y nX z| jd }W n* tk r� } z td��W 5 d }~X Y nX ||kr�d}t|� |t |�|t |����|S )Nr rz z0{0} ({1}) is not equal to tested value {2} ({3})) rb rm �walkr r rk rZ rn r r\ r� )r: rY rp rq �valrr r rs r r r r% M s( � �zTestOperation.applyN�r r r r r% r r r r r7 J s r7 c @ s e Zd ZdZdd� ZdS )r8 zA Copies an object property or an array element to a new location c C s� zt | jd �}W n* tk r< } z td��W 5 d }~X Y nX |�|�\}}zt�|| �}W n2 ttfk r� } ztt |���W 5 d }~X Y nX t d| j |d��� |�}|S )Nr� r� r/ r� ) r rZ rn r rm r2 rX ro r rk r4 ra r% r� r r r r% h s& � ��zCopyOperation.applyNr� r r r r r8 e s r8 c @ s| e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zdd � Zd S ) rP c C s4 i i g| _ g g g| _g | _}||d g|d d �< d S r? )� index_storage�index_storage2�_DiffBuilder__root)r: �rootr r r r; � s zDiffBuilder.__init__c C sh z:| j | }|�|�}|d kr*|g||< n|| �|� W n( tk rb | j| �||f� Y nX d S r? )r� �getr r r� )r: r �index�st�storage�storedr r r � store_index� s zDiffBuilder.store_indexc C s� z"| j | �|�}|r |�� W S W n^ tk r� | j| }tt|�d dd�D ]*}|| d |krP|�|�d Y S qPY nX d S )Nr rf r )r� r� �popr r� �ranger )r: r r� r� r� �ir r r � take_index� s zDiffBuilder.take_indexc C s, | j }|d }|||g |d< |d< |d S )Nr r �r� )r: r[ r� Zlastr r r r~ � s zDiffBuilder.insertc C s* |\}}}||d< ||d< g |d d �< d S )Nr r r )r: r� Z link_prevZ link_next�_r r r r. � s zDiffBuilder.removec c s. | j }|d }||k r*|d V |d }qd S �Nr � r� )r: �startr� �currr r r � iter_from� s zDiffBuilder.iter_fromc c s. | j }|d }||k r*|d V |d }qd S r� r� )r: r� r� r r r rC � s zDiffBuilder.__iter__c c s� | j }|d }||k r�|d |k r�|d |d d }}|j|jkr�t|�tkr�t|�tkr�td|j|jd d��jV |d d }q|d jV |d }qd S )Nr r� r0 r r� )r� ra r� r3 r4 r5 rZ )r: r� r� Zop_firstZ op_secondr r r rR � s& � �� zDiffBuilder.executec C s� | � |t�}|d k r�|d }t|j�tkrL| �|�D ]}|�|j|j�|_q4| �|� |j t ||�kr�t d|j t ||�d��}| � |� n.t dt ||�|d��}| � |�}| �||t� d S )Nr� r1 �r[ r� r` r/ r� )r� � _ST_REMOVEr� r ri r� rw r` r. ra � _path_joinr6 r~ r4 r� �_ST_ADD) r: r` r �itemr� r[ �v�new_op� new_indexr r r � _item_added� s* � � zDiffBuilder._item_addedc C s� t dt||�d��}| �|t�}| �|�}|d k r�|d }t|j�tkrj| �|�D ]}|� |j |j�|_qR| � |� |j |j kr�t d|j |j d��}||d< q�| � |� n| �||t� d S )Nr. r� r� r1 r� )r3 r� r� r� r~ r� r ri r� rx r` r. ra r6 r� r� ) r: r` r r� r� r� r� r[ r� r r r � _item_removed� s* � � zDiffBuilder._item_removedc C s | � tdt||�|d��� d S )Nr0 r� )r~ r5 r� )r: r` r r� r r r �_item_replaced s �zDiffBuilder._item_replacedc C s� t |�� �}t |�� �}|| }|| }|D ]}| �|t|�|| � q,|D ]}| �|t|�|| � qL||@ D ] }| �|||| || � qpd S r? )�set�keysr� rk r� rQ ) r: r` r+ r, Zsrc_keysZdst_keysZ added_keysZ removed_keysr r r r �_compare_dicts s zDiffBuilder._compare_dictsc C s� t |�t |� }}t||�}t||�}t|�D ]�}||k r�|| || } } | | krXq.q�t| t�r�t| t�r�| �t||�| | � q�t| t�r�t| t�r�| � t||�| | � q�| � ||| � | � ||| � q.||kr�| � |||| � q.| � |||| � q.d S r? ) r �max�minr� r! r r� r� r �_compare_listsr� r� ) r: r` r+ r, Zlen_srcZlen_dstZmax_lenZmin_lenr �old�newr r r r� s* � �zDiffBuilder._compare_listsc C sr ||kr d S t |t�r6t |t�r6| �t||�||� n8t |t�r`t |t�r`| �t||�||� n| �|||� d S r? )r! r r� r� r r� r� )r: r` r r+ r, r r r rQ 3 s � �zDiffBuilder._compare_valuesN)r r r r; r� r� r~ r. r� rC rR r� r� r� r� r� rQ r r r r rP ~ s rP c C s, |d kr | S | d t |��dd��dd� S )Nre �~z~0z~1)rk r0 ru r r r r� C s r� )F)1r Z __future__r r r2 � functoolsrT �sysZ jsonpointerr r r� r� Zcollections.abcr r � ImportErrorZunicoderk � __author__� __version__Z __website__Z __license__� version_info�bytesr" � Exceptionr r r �AssertionErrorr r �partial�loadsrM r) r- �objectr# r_ r3 r4 r5 r6 r7 r8 rP r� r r r r �<module>! sP % &/ 4'V F