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helpers.cpython-310.pyc
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r r 0 � zFileLock.__init__c C s dt �| �| jf S )Nz<%s using file %r>)r �obj_namer- r r r r �__str__3 s zFileLock.__str__N)r r r r r0 r r r r r+ / s r+ c C s | � dd�S )N�-�_)�replace)�namer r r �canon_sem_name7 s r5 c @ sD e Zd Zdd� Zejddd��Zdd� Zdd � Zd d � Z d d � Z dS )�FileSemaphoresc C r, r )�sem_path)r r7 r r r r < r. zFileSemaphores.__init__Fc c s@ � t |�}z | �||�V W d S ty |r | �||� � w r )r5 �_acquire� Exceptionr' )r r4 �freq� clear_on_failr r r r" ? s � �zFileSemaphores.lockc C sL t |�}| �||�}zt�|� W dS ttfy% t�td|� Y dS w )Nz Failed deleting semaphore %sFT)r5 � _get_pathr �del_file�IOError�OSError�logexc�LOG)r r4 r: �sem_filer r r r' I s ��zFileSemaphores.clearc C sl | � ||�rd S | �||�}dt�� t� f }z t�||� W t |�S ttfy5 t� t d|� Y d S w )Nz%s: %s z Failed writing semaphore file %s) r& r< �os�getpidr r � write_filer> r? r@ rA r+ )r r4 r: rB �contentsr r r r8 S s ��zFileSemaphores._acquirec C s0 |r|t krdS t|�}| �||�}tj�|�S r$ )r r5 r< rC �path�exists)r r4 r: �cnamerB r r r r& c s 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