관리-도구
편집 파일: thread.cpython-35.pyc
��Yf � @ s� d Z d Z d d l Z d d l m Z d d l Z d d l Z d d l Z d d l Z e j � Z d a d d � Z e j e � Gd d � d e � Z d d � Z Gd d � d e j � Z d S)z Implements ThreadPoolExecutor.z"Brian Quinlan (brian@sweetapp.com)� N)�_baseFc C sa d a t t j � � } x! | D] \ } } | j d � q Wx | D] \ } } | j � qC Wd S)NT)� _shutdown�list�_threads_queues�items�put�join)r �t�q� r �>/opt/alt/python35/lib64/python3.5/concurrent/futures/thread.py� _python_exit s r c @ s( e Z d Z d d � Z d d � Z d S)� _WorkItemc C s( | | _ | | _ | | _ | | _ d S)N)�future�fn�args�kwargs)�selfr r r r r r r �__init__, s z_WorkItem.__init__c C s{ | j j � s d Sy | j | j | j � } Wn5 t k rf } z | j j | � WYd d } ~ Xn X| j j | � d S)N)r Z set_running_or_notify_cancelr r r � BaseExceptionZ set_exceptionZ set_result)r �result�er r r �run2 s #z _WorkItem.runN)�__name__� __module__� __qualname__r r r r r r r + s r c C s� yq xj | j d d � } | d k r4 | j � ~ q | � } t sX | d k sX | j ri | j d � d S~ q WWn( t k r� t j j d d d �Yn Xd S)N�blockTzException in worker�exc_info)�getr r r r r ZLOGGERZcritical)Zexecutor_referenceZ work_queueZ work_itemZexecutorr r r �_worker= s r c @ sj e Z d Z d d d � Z d d � Z e j j j e _ d d � Z d d d � Z e j j j e _ d S) �ThreadPoolExecutorNc C sz | d k r" t j � p d d } | d k r: t d � � | | _ t j � | _ t � | _ d | _ t j � | _ d S)z�Initializes a new ThreadPoolExecutor instance. Args: max_workers: The maximum number of threads that can be used to execute the given calls. N� � r z"max_workers must be greater than 0F) �os� cpu_count� ValueError� _max_workers�queueZQueue� _work_queue�set�_threadsr � threadingZLock�_shutdown_lock)r Z max_workersr r r r T s zThreadPoolExecutor.__init__c O si | j �Y | j r t d � � t j � } t | | | | � } | j j | � | j � | SWd QRXd S)Nz*cannot schedule new futures after shutdown) r, r � RuntimeErrorr ZFuturer r( r �_adjust_thread_count)r r r r �f�wr r r �submith s zThreadPoolExecutor.submitc C s� | j d d � } t | j � | j k r� t j d t d t j | | � | j f � } d | _ | j � | j j | � | j t | <d S)Nc S s | j d � d S)N)r )�_r r r r � weakref_cbx s z;ThreadPoolExecutor._adjust_thread_count.<locals>.weakref_cb�targetr T) r( �lenr* r& r+ ZThreadr �weakref�refZdaemon�start�addr )r r3 r r r r r. u s z'ThreadPoolExecutor._adjust_thread_countTc C sR | j � d | _ | j j d � Wd QRX| rN x | j D] } | j � q: Wd S)NT)r, r r( r r* r )r �waitr r r r �shutdown� s zThreadPoolExecutor.shutdown) r r r r r1 r �Executor�__doc__r. r; r r r r r S s r )r= � __author__�atexitZconcurrent.futuresr r' r+ r6 r# �WeakKeyDictionaryr r r �register�objectr r r< r r r r r �<module> s