ikan Uploader :
Directory : /lib64/python3.12/asyncio/__pycache__/
Upload File : |
| Current File : //lib64/python3.12/asyncio/__pycache__/taskgroups.cpython-312.opt-1.pyc |
�
�?hW% � �@ � d Z ddlmZ ddlmZ ddlmZ G d� d� Zy))� TaskGroup� )�events)�
exceptions)�tasksc �X � e Zd ZdZd� Zd� Zd� Zd� Zd� Zddd�d �Z d
e
d e fd �Z d
� Z
d� Zy)r a9 Asynchronous context manager for managing groups of tasks.
Example use:
async with asyncio.TaskGroup() as group:
task1 = group.create_task(some_coroutine(...))
task2 = group.create_task(other_coroutine(...))
print("Both tasks have completed now.")
All tasks are awaited when the context manager exits.
Any exceptions other than `asyncio.CancelledError` raised within
a task will cancel all remaining tasks and wait for them to exit.
The exceptions are then combined and raised as an `ExceptionGroup`.
c � � d| _ d| _ d| _ d | _ d | _ d| _ t
� | _ g | _ d | _ d | _
y )NF) �_entered�_exiting� _aborting�_loop� _parent_task�_parent_cancel_requested�set�_tasks�_errors� _base_error�_on_completed_fut��selfs �+/usr/lib64/python3.12/asyncio/taskgroups.py�__init__zTaskGroup.__init__ sN � � ��
� ��
� �����
� ���(-��%��e�� ��� � ���!%�� � c �x � dg}| j r'|j dt | j � � �� | j r'|j dt | j � � �� | j r|j d� n | j
r|j d� dj
|� }d|� d�S ) N� ztasks=zerrors=�
cancelling�entered� z
<TaskGroup�>)r �append�lenr r r �join)r �info�info_strs r �__repr__zTaskGroup.__repr__( s� � ��t�� �;�;� �K�K�&��T�[�[�!1� 2�3� 4� �<�<� �K�K�'�#�d�l�l�"3�!4�5� 6� �>�>� �K�K� � %�
�]�]� �K�K� � "��8�8�D�>���H�:�Q�'�'r c � � K � | j rt d| �d�� �| j �t j � | _ t j | j � | _ | j �t d| �d�� �d| _ | S �w)N�
TaskGroup z has already been enteredz! cannot determine the parent taskT)r � RuntimeErrorr r �get_running_loopr � current_taskr
r s r �
__aenter__zTaskGroup.__aenter__6 s� � �� � �=�=� � �T�H�$=�>�@�
@� �:�:� � �0�0�2�D�J� !� .� .�t�z�z� :��� � � � $� � �T�H�$E�F�H�
H� ��
�� �s �B B c � � K � d } | j ||� � d { ��� d | _ d | _ d | _ d }S 7 �# d | _ d | _ d | _ d }w xY w�w�N)�_aexitr
r r )r �et�exc�tbs r � __aexit__zTaskGroup.__aexit__D sc � �� �
��
� ���R��-�-� !%�D� � �D�L� #�D� ��C� .�� !%�D� � �D�L� #�D� ��C�s% �A�9 �7�9 �A�9 �A�Ac � � K � d| _ |�$| j |� r| j �|| _ |t j u r|nd }| j
r | j j � dk( rd }|� | j s| j � | j rT| j � | j j � | _ | j � d { ��� d | _ | j r�T| j �
| j � |r| j s |�d }|�-|t j ur| j j |� | j r t! d| j � d �y 7 ��# t j $ r(}| j s|}| j � Y d }~��d }~ww xY w# d }w xY w# d }w xY w# d }w xY w# d }w xY w�w)NT� z unhandled errors in a TaskGroup)r
�_is_base_errorr r �CancelledErrorr r
�uncancelr �_abortr r r �
create_futurer r �BaseExceptionGroup)r r. r/ � propagate_cancellation_error�exs r r- zTaskGroup._aexitR s� � �� � ��
� �O��#�#�C�(�� � �(� "�D� � ��2�2�2�C�� %� � (� (�� � �)�)�+�q�0� 04�,�
�>��>�>� � � �
� �k�k��%�%�-�)-���)A�)A�)C��&�
"��,�,�,�,� &*�D� "�' �k�k�. � � � '�
��&�&�&� 0�+�D�L�L� �6�6� ,0� (�
�>�b�
�(A�(A� A� �L�L� � �� $� �<�<�
�(�5��L�L�� � � �M -�� �,�,�
"��~�~� 46�0��K�K�M���
"��* ��� �C��+/� (�� ��s� �CG �E2 �E0�E2 �G �/ G �< F0 � F> �F7 �=G �G �/G �0E2 �2F-� F(�#G �(F-�-G �0F4�4G �7F;�;F> �>G�G �G � G N)�name�contextc �� � | j st d| �d�� �| j r| j st d| �d�� �| j rt d| �d�� �|� | j
j
|� }n | j
j
||�� }t j ||� | j j |� |j | j � |~S # ~w xY w)zbCreate a new task in this group and return it.
Similar to `asyncio.create_task`.
r& z has not been enteredz is finishedz is shutting down)r= ) r r' r
r r r � create_taskr �_set_task_name�add�add_done_callback�
_on_task_done)r �coror< r= �tasks r r? zTaskGroup.create_task� s� � �
�}�}� ��D�8�3H� I�J� J� �=�=���� ��D�8�<� @�A� A� �>�>� ��D�8�3D� E�F� F� �?��:�:�)�)�$�/�D��:�:�)�)�$��)�@�D�
� � �T�4�(�
� � ���� � � � �t� 1� 1�2� �� ���s �&C) �)C,r/ �returnc �. � t |t t f� S r, )�
isinstance�
SystemExit�KeyboardInterrupt)r r/ s r r4 zTaskGroup._is_base_error� s � ��#�
�,=� >�?�?r c �v � d| _ | j D ]# }|j � r�|j � �% y )NT)r r �done�cancel)r �ts r r7 zTaskGroup._abort� s) � � ������A��6�6�8����
� r c �� � | j j |� | j �A| j s5| j j � s| j j d� |j � ry |j
� }|�y | j j |� | j |� r| j �|| _
| j j � r1| j j d|�d| j � d�||d�� y | j s?| j s2| j! � d| _ | j j# � y y y )NTzTask z% has errored out but its parent task z is already completed)�message� exceptionrE )r �discardr rL �
set_result� cancelledrQ r r r4 r r
r �call_exception_handlerr r r7 rM )r rE r/ s r rC zTaskGroup._on_task_done� s3 � � � � ���D�!� � !� !� -�d�k�k��)�)�.�.�0��&�&�1�1�$�7� �>�>� � ��n�n� �� �;� � � � ���C� � � � �s� #��(8�(8�(@� "�D� � � � � !� !� #�
�J�J� -� -� "�4�(� +#�#'�#4�#4�"5�5J� L� � � /�
�
��~�~�d�&C�&C�&
�K�K�M�,0�D� )� � � � $� $� &�+ 'D�~r )�__name__�
__module__� __qualname__�__doc__r r$ r* r1 r- r? �
BaseException�boolr4 r7 rC � r r r r sO � ��
&� (� � � W�t )-�d� �F@�-� @�D� @��2'r r N)�__all__r r r r r r\ r r �<module>r^ s! ��
�� � � �@'� @'r
........