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41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
2 years ago
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""" Defines a dummy socket implementing (part of) the zmq.Socket interface. """
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# Copyright (c) IPython Development Team.
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# Distributed under the terms of the Modified BSD License.
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from queue import Queue
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import zmq
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from traitlets import HasTraits, Instance, Int
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# -----------------------------------------------------------------------------
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# Dummy socket class
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# -----------------------------------------------------------------------------
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class DummySocket(HasTraits):
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"""A dummy socket implementing (part of) the zmq.Socket interface."""
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queue = Instance(Queue, ())
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message_sent = Int(0) # Should be an Event
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context = Instance(zmq.Context)
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def _context_default(self):
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return zmq.Context()
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# -------------------------------------------------------------------------
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# Socket interface
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# -------------------------------------------------------------------------
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def recv_multipart(self, flags=0, copy=True, track=False):
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return self.queue.get_nowait()
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def send_multipart(self, msg_parts, flags=0, copy=True, track=False):
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msg_parts = list(map(zmq.Message, msg_parts))
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self.queue.put_nowait(msg_parts)
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self.message_sent += 1
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def flush(self, timeout=1.0):
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"""no-op to comply with stream API"""
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pass
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