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This system allows specification of classes and expressions used in :func:`_orm.relationship` using strings. � N� )�exc)� inspection)�util)� class_mapper)� interfaces)�ColumnProperty)�RelationshipProperty)�SynonymProperty)�_get_table_keyc C s� | |j v r6|j | }t|t�s@t||g� }|j | < n ||j | < z|j d }W n& tyt tdd� |j d< }Y n0 |j�d�}|r�|�d�}|�|�}|D ]}|�|�}q�|� | |� q�dS )z^Add a class to the _decl_class_registry associated with the given declarative class. �_sa_module_registryN�.r ) �_decl_class_registry� isinstance�_MultipleClassMarker�KeyError� _ModuleMarker� __module__�split�pop� get_module� add_class)� classname�cls�existingZ root_module�tokens�token�module� r ��/root/rpmbuild/BUILDROOT/imh-python39-modules-3.9.7-92.el8.x86_64/opt/imh-python/lib/python3.9/site-packages/sqlalchemy/ext/declarative/clsregistry.pyr ! s0 �� ��� r c @ s> e Zd ZdZdZddd�Zdd� Zdd � Zd d � Zd d � Z dS )r zRrefers to multiple classes of the same name within _decl_class_registry. )� on_remove�contents� __weakref__Nc s, |� _ t� fdd�|D ��� _t�� � d S )Nc s g | ]}t �|� j��qS r )�weakref�ref� _remove_item)�.0�item��selfr r � <listcomp>T � z1_MultipleClassMarker.__init__.<locals>.<listcomp>)r �setr! � _registries�add)r) �classesr r r( r �__init__Q s �z _MultipleClassMarker.__init__c C s dd� | j D �S )Nc s s | ] }|� V qd S �Nr �r& r$ r r r � <genexpr>Y r+ z0_MultipleClassMarker.__iter__.<locals>.<genexpr>�r! r( r r r �__iter__X s z _MultipleClassMarker.__iter__c C sV t | j�dkr*t�dd�||g � ��n(t| j�d }|� }|d u rNt|��|S d S )N� zxMultiple classes found for path "%s" in the registry of this declarative base. Please use a fully module-qualified path.r r )�lenr! r �InvalidRequestError�join�list� NameError)r) �path�keyr$ r r r r � attempt_get[ s ��z _MultipleClassMarker.attempt_getc C s. | j �|� | j s*t�| � | jr*| �� d S r1 )r! �remover- �discardr )r) r$ r r r r% j s z!_MultipleClassMarker._remove_itemc C sX t dd� dd� | jD �D ��}|j|v r>t�d|j|jf � | j�t�|| j �� d S )Nc S s g | ]}|d ur|j �qS r1 )r )r& r r r r r* v s �z1_MultipleClassMarker.add_item.<locals>.<listcomp>c S s g | ] }|� �qS r r r2 r r r r* x r+ z�This declarative base already contains a class with the same class name and module name as %s.%s, and will be replaced in the string-lookup table.) r, r! r r �warn�__name__r. r# r$ r% )r) r' �modulesr r r �add_itemq s �� ��z _MultipleClassMarker.add_item)N) rB r � __qualname__�__doc__� __slots__r0 r5 r> r% rD r r r r r I s r c @ sL e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z d d� Z dd� Z dS )r z>Refers to a module name within _decl_class_registry. )�parent�namer! �mod_nsr< r" c C sJ || _ || _i | _t| �| _| j r6| j j| jg | _ng | _t�| � d S r1 )rH rI r! �_ModNSrJ r< r- r. )r) rI rH r r r r0 � s z_ModuleMarker.__init__c C s || j v S r1 r4 �r) rI r r r � __contains__� s z_ModuleMarker.__contains__c C s | j | S r1 r4 rL r r r � __getitem__� s z_ModuleMarker.__getitem__c C s: | j �|d � | j s6| jd ur6| j�| j� t�| � d S r1 )r! r rH r% rI r- r@ rL r r r r% � s z_ModuleMarker._remove_itemc C s t | j|�S r1 )�getattrrJ �r) r= r r r � resolve_attr� s z_ModuleMarker.resolve_attrc C s. || j vr t|| �}|| j |< n | j | }|S r1 )r! r )r) rI �markerr r r r � s z_ModuleMarker.get_modulec sF � �j v r �j � }|�|� n"t|g� �fdd�d� }�j � < d S )Nc s �� � �S r1 )r% r �rI r) r r �<lambda>� r+ z)_ModuleMarker.add_class.<locals>.<lambda>)r )r! rD r )r) rI r r r rS r r � s �z_ModuleMarker.add_classN) rB r rE rF rG r0 rM rN r% rQ r r r r r r r � s r c @ s e Zd ZdZdd� Zdd� ZdS )rK )Z__parentc C s || _ d S r1 )�_ModNS__parent)r) rH r r r r0 � s z_ModNS.__init__c C sr z| j j| }W n ty" Y n80 |d urZt|t�r<|jS t|t�sJJ �|�| j j|�S t d| j j |f ��d S )Nz<Module %r has no mapped classes registered under the name %r) rU r! r r r rJ r r> r< �AttributeErrorrI )r) r= �valuer r r � __getattr__� s ��z_ModNS.__getattr__N�rB r rE rG r0 rX r r r r rK � s rK c @ s e Zd ZdZdd� Zdd� ZdS )� _GetColumns�r c C s || _ d S r1 r[ )r) r r r r r0 � s z_GetColumns.__init__c C s� t | jdd�}|rv||jvr0t�d| j|f ��|j| }|jtju rv|j}t |t �r^|j }nt |t �svt�d| ��t | j|�S )NF)� configurez/Class %r does not have a mapped column named %rzaProperty %r is not an instance of ColumnProperty (i.e. does not correspond directly to a Column).)r r Zall_orm_descriptorsr r8 Zextension_typer Z NOT_EXTENSION�propertyr r rI r rO )r) r= �mp�desc�propr r r rX � s( �� ��z_GetColumns.__getattr__NrY r r r r rZ � s rZ c C s t �| j�S r1 )r �inspectr )�targetr r r rT � r+ rT c @ s e Zd ZdZdd� Zdd� ZdS )� _GetTable�r= �metadatac C s || _ || _d S r1 rd )r) r= re r r r r0 � s z_GetTable.__init__c C s | j jt|| j� S r1 )re �tablesr r= rP r r r rX � s z_GetTable.__getattr__NrY r r r r rc � s rc c C s t |t�r|�g | �}t|�S r1 )r r r> rZ )r= rW r r r �_determine_container� s rg c @ s6 e Zd Zd dd�Zdd� Zdd� Zdd � Zd d � Zd S )�_class_resolverFc C s< || _ || _| | _| _|| _t�| j�| _d| _ || _ d S )Nr ) r r` �argZ_declarative_arg�fallbackr Z PopulateDict� _access_cls�_dict� _resolvers� favor_tables)r) r r` rj ri rn r r r r0 s z_class_resolver.__init__c C s� | j }| jr<||jjv r$|jj| S ||jjv r<t||j�S ||jv rVt||j| �S | js�||jjv rt|jj| S ||jjv r�t||j�S d|jv r�||jd v r�|jd }|�|�S | j r�| j D ] }||�}|d ur�| S q�| j | S )Nr ) r rn re rf Z_schemasrc r rg rQ rm rj )r) r= r �registryZresolvrW r r r rk s2 � � z_class_resolver._access_clsc C s, t jt�d| jj| j|| jf �|d� d S )Nz�When initializing mapper %s, expression %r failed to locate a name (%r). If this is a class name, consider adding this relationship() to the %r class after both dependent classes have been defined.)Zfrom_)r Zraise_r r8 r` rH ri r )r) rI �errr r r �_raise_for_name/ s ���z _class_resolver._raise_for_namec C s� | j }| j}d }z0|�d�D ] }|d u r2|| }q t||�}q W nd typ } z| �||� W Y d }~nRd }~0 ty� } z | �|jd |� W Y d }~n d }~0 0 t|t �r�|j S |S d S )Nr r ) ri rl r rO r rq r; �argsr rZ r )r) rI �d�rvalr rp �nr r r � _resolve_name; s ( z _class_resolver._resolve_namec C sj z.t | jt� | j�}t|t�r&|jW S |W S W n6 tyd } z | �|j d |� W Y d }~n d }~0 0 d S )Nr ) �evalri �globalsrl r rZ r r; rq rr )r) �xru r r r �__call__O s z_class_resolver.__call__N)F)rB r rE r0 rk rq rv rz r r r r rh s rh c s\ dd l }ddlm}m} |j�� ���||d�� d� ��fdd� }� ��fdd�}||fS ) Nr )�foreign�remoteFc s t � ��| |d�S )N�rn )rh )ri rn �r rj r` r r � resolve_argb s �z _resolver.<locals>.resolve_argc s t � ��| �jS r1 )rh rv )ri r~ r r � resolve_nameg s z _resolver.<locals>.resolve_name)F)� sqlalchemyZsqlalchemy.ormr{ r| �__dict__�copy�update)r r` r� r{ r| r r� r r~ r � _resolver[ s r� c C s� t |t�r�t| |�\}}dD ]2}t||�}t |tj�r t|||||dkd�� q dD ]*}t||�}t |tj�rTt||||�� qT|jr�t |jt�r�|j\}}dD ],}||v r�t || tj�r�||| �||< q�|S )N)�order_by� primaryjoin� secondaryjoin� secondaryZ_user_defined_foreign_keys� remote_sider� r} )�argument)r� r� r� Z foreign_keysr� r� ) r r r� rO r � string_types�setattrZbackref�tuple)r r` r� r �attr�vr= �kwargsr r r �_deferred_relationshipm s, � �r� ) rF r# � r r r Zormr r Zorm.propertiesr r r Zschemar r, r- r �objectr r rK rZ Z _inspectsrc rg rh r� r� r r r r �<module> s0 (=4 � V
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