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__init__.py 1.1 KB

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  1. # Copyright 2019 The Matrix.org Foundation C.I.C.
  2. #
  3. # Licensed under the Apache License, Version 2.0 (the "License");
  4. # you may not use this file except in compliance with the License.
  5. # You may obtain a copy of the License at
  6. #
  7. # http://www.apache.org/licenses/LICENSE-2.0
  8. #
  9. # Unless required by applicable law or agreed to in writing, software
  10. # distributed under the License is distributed on an "AS IS" BASIS,
  11. # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. # See the License for the specific language governing permissions and
  13. # limitations under the License.
  14. import sys
  15. try:
  16. from twisted.internet.epollreactor import EPollReactor as Reactor
  17. except ImportError:
  18. from twisted.internet.pollreactor import PollReactor as Reactor
  19. from twisted.internet.main import installReactor
  20. def make_reactor():
  21. """
  22. Instantiate and install a Twisted reactor suitable for testing (i.e. not the
  23. default global one).
  24. """
  25. reactor = Reactor()
  26. if "twisted.internet.reactor" in sys.modules:
  27. del sys.modules["twisted.internet.reactor"]
  28. installReactor(reactor)
  29. return reactor