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connection.cpython-310.pyc
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forkserver.cpython-310.pyc
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__init__.cpython-310.pyc
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managers.cpython-310.pyc
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reduction.cpython-310.pyc
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Code Editor : reduction.cpython-310.pyc
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This should only be called once.F) rO rK rL rM r5 r= r> r7 r6 rN r? r@ )r rR r r r rJ y s � �zDupHandle.detachr )r' r( r) r* r rJ r r r r r1 h s r1 )�DupFd�sendfds�recvfds�darwinc C sZ t � d|�}tt|�d g�}| �|gtjtj|fg� tr)| �d�dkr+t d��dS dS )z,Send an array of fds over an AF_UNIX socket.�i� r � Az%did not receive acknowledgement of fdN) �array�bytes�lenr �socket� SOL_SOCKETr � ACKNOWLEDGErI � RuntimeError)�sock�fds�msgr r r rT � s �rT c C s t � d�}|j| }| �dt�|��\}}}}|s |s t�z[tr%| �d� t|�dkr3t dt|� ��|d \}} } |tj kro| tj krtt| �|j dkrOt �|� | � t|�d |d krjtd�t|�|d ���t|�W S W t d��W t d�� t tfy� Y t d��w ) z/Receive an array of fds over an AF_UNIX socket.rW r rY z received %d items of ancdatar rX z Len is {0:n} but msg[0] is {1!r}zInvalid data received)rZ �itemsize�recvmsgr] � CMSG_SPACE�EOFErrorr_ rD r\ r` r^ r � ValueError� frombytes�AssertionError�format�list� IndexError) ra �size�a� bytes_sizerc �ancdata�flags�addr� cmsg_level� cmsg_type� cmsg_datar r r rU � sB � �� � � ��rU c C sH t �| �� t jt j��}t||g� W d � dS 1 s w Y dS rC )r] �fromfd�fileno�AF_UNIX� SOCK_STREAMrT )rE r9 rF �sr r r r � s "�c C sH t �| �� t jt j��}t|d�d W d � S 1 s w Y dS )rH r r N)r] rw rx ry rz rU )rE r{ r r r r � s $�c C sB t �� }|dur|�|�| ��S tr ddlm} |�| �S td��)zReturn a wrapper for an fd.Nr )�resource_sharerz&SCM_RIGHTS appears not to be available)r �get_spawning_popenrS �duplicate_for_child�HAVE_SEND_HANDLE� r| rh )�fd� popen_objr| r r r rS � s rS c C s. | j d u rt| j| jjffS t| j | jjffS r )�__self__�getattrr �__func__r' ��mr r r �_reduce_method� s r� c @ s e Zd Zdd� ZdS )�_Cc C s d S r r )r r r r �f� s z_C.fN)r' r( r) r� r r r r r� � s r� c C s t | j| jffS r )r� � __objclass__r' r� r r r �_reduce_method_descriptor� s r� c C s t | j| j| jp i ffS r )�_rebuild_partial�funcr �keywords)�pr r r �_reduce_partial� � r� c C s t j| g|�R i |��S r )� functools�partial)r� r r� r r r r� � r� r� c C s ddl m} t|| �ffS )Nr )� DupSocket)r| r� �_rebuild_socket)r{ r� r r r �_reduce_socket� s r� c C s | � � S r )rJ )�dsr r r r� � s r� c C s" t | �� �}t|| j| j| jffS r )rS rx r� �familyr �proto)r{ �dfr r r r� � s c C s | � � }tj||||d�S )N)rx )rJ r] )r� r� r r� r� r r r r� � s c @ sd e Zd ZdZeZeZeZeZeZe j dkr e Z e Z e Z neZeZeZeZeZeZeZeZdd� ZdS )�AbstractReducerz�Abstract base class for use in implementing a Reduction class suitable for use in replacing the standard reduction mechanism used in multiprocessing.r c G sN t tt� j�t� t ttj�t� t ttj �t� t t j t � t t j t� d S r )r r r� r� r� rl �appendr� �int�__add__r� r� r� r] r� r r r r r s zAbstractReducer.__init__N)r' r( r) r* r r r r r �sys�platformr3 r2 r1 rT rU rS r� r� r� r� r� r r r r r r� � s( r� )� metaclassr )NF).�abcr r+ r� r rK r- r] r� r� r �__all__r� �hasattrr �Picklerr r r r5 r2 r3 r r �objectr1 rZ r_ rT rU rS r� r� r r� r� rl r� r� r� r� r� r� r� r� r� r r r r �<module> sl � � � #
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