Edit File: base_events.cpython-37.opt-2.pyc
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� getaddrinfor� �info) rR r7 r8 r9 r: r; �flags�msg�t0Zaddrinfo�dtr r r �_getaddrinfo_debug� s& z BaseEventLoop._getaddrinfo_debugr )r9 r: r; r c � s2 | j r| j}ntj}| �d |||||||�I d H S )N)r� r r! r r� )rR r7 r8 r9 r: r; r Z getaddr_funcr r r r s zBaseEventLoop.getaddrinfoc � s | � d tj||�I d H S )N)r� r! � getnameinfo)rR Zsockaddrr r r r r s zBaseEventLoop.getnameinfo)�fallbackc � s� | j r|�� dkrtd��| �||||� y| �||||�I d H S tjk rj } z |sZ� W d d }~X Y nX | �||||�I d H S )Nr z the socket must be non-blocking)r� Z gettimeoutr" �_check_sendfile_params�_sock_sendfile_nativer �SendfileNotAvailableError�_sock_sendfile_fallback)rR r& �file�offset�countr rD r r r � sock_sendfile s zBaseEventLoop.sock_sendfilec � s t �d|�d���d S )Nz-syscall sendfile is not available for socket z and file {file!r} combination)r r )rR r& r r r r r r r , s z#BaseEventLoop._sock_sendfile_nativec � s� |r|� |� |r t|tj�ntj}t|�}d}ztxn|rPt|| |�}|dkrPP t|�d |� }| �d |j|�I d H } | s|P | �||d | � �I d H || 7 }q4W |S |dkr�t |d�r�|� || � X d S )Nr �seek) r �minr Z!SENDFILE_FALLBACK_READBUFFER_SIZE� bytearray� memoryviewr� �readintoZ sock_sendallr ) rR r& r r r � blocksize�buf� total_sent�view�readr r r r 3 s( z%BaseEventLoop._sock_sendfile_fallbackc C s� dt |dd�krtd��|jtjks,td��|d k rbt|t�sLtd�|���|dkrbtd�|���t|t�sztd�|���|dk r�td�|���d S )N�b�modez$file should be opened in binary modez+only SOCK_STREAM type sockets are supportedz+count must be a positive integer (got {!r})r z0offset must be a non-negative integer (got {!r})) r r" r: r! r- r r0 r1 �format)rR r& r r r r r r r M s& z$BaseEventLoop._check_sendfile_params)�sslr9 r; r r& � local_addrr� rv c � s | d k r|st d��| d kr0|r0|s,t d��|} | d k rD|sDt d��|d k sV|d k �r�|d k rft d��| j||f|tj||| d�I d H } | s�td��| d k r�| j| |tj||| d�I d H } | s�td��g }�x�| D �]J\}}}}}y�tj|||d�}|�d� | d k �r�x�| D ]r\}}}}}y|�|� P W nP tk �r| } z0d |�d |j�� � �}t|j |�}|� |� W d d }~X Y nX �qW |� � d }w�| j �r�t �d ||� | �||�I d H W n^ tk �r� } z |d k �r�|� � |� |� W d d }~X Y q� |d k �r|� � � Y q�X P q�W t|�d k�r:|d �nJt|d �� t� fdd�|D ���rf|d �td�d�dd� |D �����n.|d k�r�t d��|jtjk�r�t d|����| j|||| | d�I d H \}}| j �r�|�d�}t �d|||||� ||fS )Nz+server_hostname is only meaningful with sslz:You must set server_hostname when using ssl without a hostz1ssl_handshake_timeout is only meaningful with sslz8host/port and sock can not be specified at the same time)r9 r: r; r rr z!getaddrinfo() returned empty list)r9 r: r; Fz*error while attempting to bind on address z: zconnect %r to %rr r c 3 s | ]}t |�� kV qd S )N)r )r� rD )�modelr r � <genexpr>� s z2BaseEventLoop.create_connection.<locals>.<genexpr>zMultiple exceptions: {}z, c s s | ]}t |�V qd S )N)r )r� rD r r r r" � s z5host and port was not specified and no sock specifiedz"A Stream Socket was expected, got )rv r! z %r connected to %s:%r: (%r, %r))r" �_ensure_resolvedr! r- r% � setblocking�bind�strerror�lower�errnor5 r� r� r r� � sock_connectr� r �allr r r: � _create_connection_transport�get_extra_info)rR rt r7 r8 r r9 r; r r& r r� rv �infosZ laddr_infos� exceptionsr: Zcnamer� �_ZladdrrD r rY r� r )r! r �create_connectionb s� " z BaseEventLoop.create_connectionc � s� |� d� |� }| �� }|rHt|t�r*d n|} | j||| ||||d�} n| �|||�} y|I d H W n | �� � Y nX | |fS )NF)r� r� rv )r$ rP r �boolr� r� r� ) rR r& rt r r� r� rv r� r� r� rY r r r r+ � s z*BaseEventLoop._create_connection_transportc � s� |� � rtd��t|dtjj�}|tjjkr:td|����|tjjkr�y| �||||�I d H S tj k r� } z |sv� W d d }~X Y nX |s�td|����| � ||||�I d H S )NzTransport is closingZ_sendfile_compatiblez(sendfile is not supported for transport zHfallback is disabled and native sendfile is not supported for transport ) rU rX r r Z _SendfileModeZ UNSUPPORTEDZ TRY_NATIVE�_sendfile_nativer r �_sendfile_fallback)rR rY r r r r r rD r r r �sendfile s& zBaseEventLoop.sendfilec � s t �d��d S )Nz!sendfile syscall is not supported)r r )rR rS r r r r r r r2 / s z BaseEventLoop._sendfile_nativec � s� |r|� |� |r t|d�nd}t|�}d}t|�}z~xx|rVt|| |�}|dkrV|S t|�d |� } | �d |j| �I d H } | s�|S |�� I d H |�| d | � � || 7 }q8W W d |dkr�t |d�r�|� || � |� � I d H X d S )Ni @ r r ) r r r rH r r� r rW �writer rd ) rR rS r r r r r r r; r r r r r r3 3 s, z BaseEventLoop._sendfile_fallback)r� r� rv c � s� t d krtd��t|t j�s*td|����t|dd�sFtd|�d���| �� }tj| ||||||dd�}|� � |� |� | � |j |�} | � |j �} y|I d H W n. tk r� |�� | �� | �� � Y nX |jS )Nz"Python ssl module is not availablez@sslcontext is expected to be an instance of ssl.SSLContext, got Z_start_tls_compatibleFz transport z is not supported by start_tls())rv r� )r rX r Z SSLContextr1 r rP r Z SSLProtocolrM rN r� rZ rb rA r� rc Z_app_transport) rR rY r� r� r� r� rv r� Z ssl_protocolZ conmade_cbZ resume_cbr r r � start_tlsL s4 zBaseEventLoop.start_tls)r9 r; r � reuse_address� reuse_port�allow_broadcastr& c � s� | d k r�| j tjkr"td| ����� s>�s>|s>|s>|s>|s>| r~t� �|||||| d�} d�dd� | �� D ��} td| � d���| �d� d } �n�� s��s�|d kr�td ��||fd ff}�n ttd ��r|tj k�rx*� �fD ] }|d k r�t |t �s�t d ��q�W ||f� �fff}n�t �� }x�d � fd�ffD ]�\}}|d k �r,| j||tj||| d�I d H }|�sjtd��xB|D ]:\}}}}}||f}||k�r�d d g||< ||| |< �qpW �q,W � �fdd�|�� D �}|�s�td��g }|tk �r|�r�td��ntjdtdd� �x|D ]�\\}}\}}d } d } yxtj|tj|d�} |�rJt| � | �rb| �tjtjd� | �d� � �r|| �|� ��r�| �s�| �| |�I d H |} W n^ tk �r� } z | d k �r�| �� |� |� W d d }~X Y n" | d k �r�| �� � Y nX P �qW |d �|� } | � � } | � | | | | �} | j �r`� �rPt �!d� �| | � nt �"d�| | � y| I d H W n | �� � Y nX | | fS )Nz A UDP Socket was expected, got )r � remote_addrr9 r; r r7 r8 r9 z, c s s$ | ] \}}|r|� d |� �V qdS )�=Nr )r� �k�vr r r r" � s z9BaseEventLoop.create_datagram_endpoint.<locals>.<genexpr>zKsocket modifier keyword arguments can not be used when sock is specified. (�)Fr zunexpected address family)NN�AF_UNIXzstring is expectedr )r9 r: r; r rr z!getaddrinfo() returned empty listc s8 g | ]0\}}� r |d dks�r,|d dks||f�qS )r Nr r )r� �keyZ addr_pair)r r: r r r� � s z:BaseEventLoop.create_datagram_endpoint.<locals>.<listcomp>z can not get address informationz~Passing `reuse_address=True` is no longer supported, as the usage of SO_REUSEPORT in UDP poses a significant security concern.zcThe *reuse_address* parameter has been deprecated as of 3.7.6 and is scheduled for removal in 3.11.� )� stacklevel)r9 r: r; z@Datagram endpoint local_addr=%r remote_addr=%r created: (%r, %r)z2Datagram endpoint remote_addr=%r created: (%r, %r))#r: r! r. r" �dictr �itemsr$ r r? r r r1 r� � OrderedDictr# r% �_unsetr� r� �DeprecationWarningr' r# r$ Z SO_BROADCASTr% r) r� r5 rP r� r� r r r� ) rR rt r r: r9 r; r r7 r8 r9 r& ZoptsZproblemsZr_addrZaddr_pairs_infoZaddrZ addr_infos�idxr- Zfamr/ Zpror� r@ r. Z local_addressZremote_addressrD r� r� rY r )r r: r �create_datagram_endpointz s� z&BaseEventLoop.create_datagram_endpointc � s\ |d d� \}}t |||||f|dd � �� } | d k r<| gS |j||||||d�I d H S d S )NrA )r9 r: r; r )r= r ) rR r� r9 r: r; r rr r7 r8 r r r r r# s z BaseEventLoop._ensure_resolvedc � s8 | j ||f|tj|| d�I d H }|s4td|�d���|S )N)r9 r: r rr z getaddrinfo(z) returned empty list)r# r! r- r% )rR r7 r8 r9 r r- r r r �_create_server_getaddrinfo s z(BaseEventLoop._create_server_getaddrinfor ) r9 r r& ru r r7 r8 rv r� c � s� t |t�rtd��| d k r*|d kr*td��|d k s<�d k �r*|d k rLtd��| d krhtjdkoftjdk} g } |dkr|d g}n$t |t�s�t |t j j �s�|g}n|}� ���fdd�|D �}t j |d �i�I d H }ttj�|��}d }�z"�x|D �] }|\}}}}}yt�|||�}W n6 tjk �rJ �j�rDtjd |||d d � w�Y nX | �|� | �rn|�tjtjd � | �r|t|� t �r�|tj k�r�t td��r�|�tj tj d � y|�!|� W q� t"k �r� } z t"|j#d||j$�%� f �d �W d d }~X Y q�X q�W d }W d |�s&x| D ]}|�&� �qW X n4|d k�r<td��|j'tj(k�rXtd|����|g} x| D ]}|�)d � �qdW t*�| |||| �}| �r�|�+� t j,d�d�I d H �j�r�t�-d|� |S )Nz*ssl argument must be an SSLContext or Nonez1ssl_handshake_timeout is only meaningful with sslz8host/port and sock can not be specified at the same time�posix�cygwinr* c s g | ]}�j |�� �d ��qS ))r9 r )rJ )r� r7 )r9 r r8 rR r r r� F s z/BaseEventLoop.create_server.<locals>.<listcomp>rr Fz:create_server() failed to create socket.socket(%r, %r, %r)T)�exc_info� IPPROTO_IPV6z0error while attempting to bind on address %r: %sz)Neither host/port nor sock were specifiedz"A Stream Socket was expected, got r )rr z %r is serving).r r1 r1 r" �os�namer� �platformr r� �abc�Iterabler r� �set� itertools�chain� from_iterabler! �errorr� r �warningr5 r# r$ Z SO_REUSEADDRr' r4 r r rN Z IPV6_V6ONLYr% r% r( r& r' r� r: r- r$ rh r� r� r )rR rt r7 r8 r9 r r& ru r r7 r8 rv r� rs ZhostsZfsr- Z completedZresr< Zsocktyper; Z canonnameZsa�errr� r )r9 r r8 rR r � create_server s� * zBaseEventLoop.create_server)r rv c � sv |j tjkrtd|����|d k r.|s.td��| j|||dd|d�I d H \}}| jrn|�d�}t�d|||� ||fS )Nz"A Stream Socket was expected, got z1ssl_handshake_timeout is only meaningful with sslr* T)r� rv r! z%r handled: (%r, %r)) r: r! r- r" r+ r� r, r r� )rR rt r& r rv rY r� r r r �connect_accepted_socket� s z%BaseEventLoop.connect_accepted_socketc � sd |� }| � � }| �|||�}y|I d H W n |�� � Y nX | jr\t�d|�� ||� ||fS )Nz Read pipe %r connected: (%r, %r))rP r� r� r� r r� �fileno)rR rt r� r� r� rY r r r �connect_read_pipe� s z BaseEventLoop.connect_read_pipec � sd |� }| � � }| �|||�}y|I d H W n |�� � Y nX | jr\t�d|�� ||� ||fS )Nz!Write pipe %r connected: (%r, %r))rP r� r� r� r r� r] )rR rt r� r� r� rY r r r �connect_write_pipe� s z BaseEventLoop.connect_write_pipec C s� |g}|d k r"|� dt|�� �� |d k rJ|tjkrJ|� dt|�� �� n8|d k rf|� dt|�� �� |d k r�|� dt|�� �� t�d�|�� d S )Nzstdin=zstdout=stderr=zstdout=zstderr=� )r5 r r r r r� r )rR r r� r� r� r r r r �_log_subprocess� s z BaseEventLoop._log_subprocess)r� r� r� �universal_newlinesr� r� c � s� t |ttf�std��|r"td��|s.td��|dkr>td��|� } d } | jrfd| } | �| |||� | j| |d||||f| �I d H } | jr�| d k r�t�d| | � | | fS ) Nzcmd must be a stringz universal_newlines must be Falsezshell must be Truer zbufsize must be 0zrun shell command %rTz%s: %r) r r/ r r" r� ra r� r r ) rR rt �cmdr� r� r� rb r� r� r� r� � debug_logrY r r r �subprocess_shell� s$ z BaseEventLoop.subprocess_shellc � s� |r t d��|rt d��|dkr(t d��|f| } x.| D ]&} t| ttf�s8tdt| �j� ���q8W |� } d }| jr�d|��}| �||||� | j | | d||||f| �I d H }| jr�|d k r�t � d||� || fS ) Nz universal_newlines must be Falsezshell must be Falser zbufsize must be 0z6program arguments must be a bytes or text string, not zexecute program Fz%s: %r) r" r r r/ r1 r: re r� ra r� r r )rR rt Zprogramr� r� r� rb r� r� r� r� Z popen_args�argr� rd rY r r r �subprocess_exec� s, z BaseEventLoop.subprocess_execc C s | j S )N)r� )rR r r r �get_exception_handler s z#BaseEventLoop.get_exception_handlerc C s( |d k r t |�s td|����|| _d S )Nz+A callable object or None is expected, got )r� r1 r� )rR Zhandlerr r r �set_exception_handler s z#BaseEventLoop.set_exception_handlerc C s |� d�}|sd}|� d�}|d k r6t|�||jf}nd}d|kr`| jd k r`| jjr`| jj|d< |g}x�t|�D ]�}|dkr~qp|| }|dkr�d�t�|��}d }||� � 7 }n2|dkr�d�t�|��}d }||� � 7 }nt |�}|� |� d |� �� qpW t j d �|�|d � d S )Nr� z!Unhandled exception in event loopr? FZsource_tracebackZhandle_traceback> r� r? r* z+Object created at (most recent call last): z+Handle created at (most recent call last): z: � )rM )�getr: � __traceback__r� r� �sortedr � traceback� format_list�rstripr r5 r rX ) rR r� r� r? rM Z log_linesr@ �value�tbr r r �default_exception_handler# s6 z'BaseEventLoop.default_exception_handlerc C s� | j d kr>y| �|� W q� tk r: tjddd� Y q�X nny| � | |� W n\ tk r� } z>y| �d||d�� W n" tk r� tjddd� Y nX W d d }~X Y nX d S )Nz&Exception in default exception handlerT)rM z$Unhandled error in exception handler)r� r? r� zeException in default exception handler while handling an unexpected error in custom exception handler)r� rs rA r rX )rR r� rD r r r r� U s" z$BaseEventLoop.call_exception_handlerc C s |j r d S | j�|� d S )N)� _cancelledr� r5 )rR r r r r � _add_callback� s zBaseEventLoop._add_callbackc C s | � |� | �� d S )N)ru r� )rR r r r r �_add_callback_signalsafe� s z&BaseEventLoop._add_callback_signalsafec C s |j r| jd7 _d S )Nr )r� r� )rR r r r r �_timer_handle_cancelled� s z%BaseEventLoop._timer_handle_cancelledc C s� t | j�}|tkrd| j| tkrdg }x&| jD ] }|jr>d|_q,|�|� q,W t�|� || _d| _n8x6| jr�| jd jr�| jd8 _t� | j�}d|_qfW d }| j s�| j r�d}n*| jr�| jd j }t td|| �� �t�}| j�r�|dk�r�| �� }| j�|�}| �� | }|dk�r tj} ntj} t |�} |d k�rNt�| d|d | � nD| �rpt�| d|d |d | � n"|dk�r�t�| d|d |d � n | j�|�}| �|� | �� | j } xD| j�r�| jd }|j | k�r�P t� | j�}d|_| j �|� �q�W t | j �} x�t| �D ]|} | j � � }|j�r,�q| j�r�zD|| _ | �� }|� � | �� | }|| j k�rvt� d t!|�|� W d d | _ X n|� � �qW d }d S ) NFr r g �?z poll took %.3f ms: %s eventsg @�@z$poll %.3f ms took %.3f ms: %s eventsz"poll %.3f ms took %.3f ms: timeoutz Executing %s took %.3f seconds)"r� r� � _MIN_SCHEDULED_TIMER_HANDLESr� �%_MIN_CANCELLED_TIMER_HANDLES_FRACTIONrt r5 r� �heapify�heappopr� r� Z_whenr �maxr� �MAXIMUM_SELECT_TIMEOUTr� Z _selectorZselect�logging�INFO�DEBUGr �logr� r� �range�popleftr� Z_runr� rY r )rR Z sched_countZ new_scheduledr Ztimeoutr� r r� r �levelZneventZend_timeZntodo�ir r r r� � s� zBaseEventLoop._run_oncec C sH t |�t | j�krd S |r2t�� | _t�tj� n t�| j� || _d S )N)r1 r� r� �#get_coroutine_origin_tracking_depthr� �#set_coroutine_origin_tracking_depthr ZDEBUG_STACK_DEPTH)rR �enabledr r r r� � s z,BaseEventLoop._set_coroutine_origin_trackingc C s | j S )N)r� )rR r r r r� s zBaseEventLoop.get_debugc C s || _ | �� r | �| j|� d S )N)r� r� r� r� )rR r� r r r r� s zBaseEventLoop.set_debug)N)N)NNN)NN)NN)N)r )r N)NN)FN)r N)NN)NN)Pre rf rg rT rz rP r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� rB r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r r r r r0 r+ r4 r2 r3 r6 rF rI r! r- r# rJ r2 Z AI_PASSIVEr[ r\ r^ r_ ra r r re rg rh ri rs r� ru rv rw r� r� r� r� r r r r r e s� & ., l23cr )r r )1r� Zcollections.abc�concurrent.futuresr� r� rU r~ rO r! r r� r� rn r� r� r� r � ImportErrorr* r r r r r r r r r� r �__all__rx ry r r4 r} �objectrF r r r' r= rE rG ZProtocolrH ZAbstractServerrh ZAbstractEventLoopr r r r r �<module> sX ; Do
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