�
Ϫ�f� � �X � d Z ddgZddlZddlZddlmZ G d� de� Z G d� de� Zy)z/
Testing helpers related to the module system.
� NoReactor�AlternateReactor� N)�SetAsideModulec �" � e Zd ZdZd� Zd� Zd� Zy)r zc
Context manager that uninstalls the reactor, if any, and then restores it
afterwards.
c �0 � t j | d� y �Nztwisted.internet.reactor)r �__init__��selfs �E/usr/lib/python3/dist-packages/twisted/internet/test/modulehelpers.pyr zNoReactor.__init__ s � �� � ��&@�A� c �l � t j | � d| j v rt j `y y r )r � __enter__�modules�twisted�internet�reactorr
s r r zNoReactor.__enter__ s- � �� � ��&� %�� � � 5�� � �(� 6r
c �� � t j | |||� | j j dd � }|�|t j
_ y t j
`y # t $ r Y y w xY wr )r �__exit__r �getr r r �AttributeError)r �excType�excValue� tracebackr s r r zNoReactor.__exit__ sf � �� � ��g�x��C� �,�,�"�"�#=�t�D�� � �'.�G� � � $�
��$�$�,��!�
��
�s �A � A+�*A+N)�__name__�
__module__� __qualname__�__doc__r r r � r
r r r s � ��
B�)�
r
c � � e Zd ZdZd� Zd� Zy)r zd
A context manager which temporarily installs a different object as the
global reactor.
c �< � t j | � || _ y)zN
@param reactor: Any object to install as the global reactor.
N)r r � alternate)r r s r r zAlternateReactor.__init__3 s � � ���4� � ��r
c � � t j | � | j t j _ | j t j d< y r )r r r" r r r �sysr r
s r r zAlternateReactor.__enter__: s5 � ����D�!�#'�>�>���� �26�.�.�� � �.�/r
N)r r r r r r r r
r r r - s � ��
!�Ar
) r �__all__r$ �twisted.internetr �twisted.test.test_twistedr r r r r
r �<module>r( s: ���
�*�
+��
� � 4��� �8A�y� Ar
|