grpc - RPC system from Google

	Commit message (Collapse)	Author	Age
*	Wait for channel to be connected for each client	Ken Payson	2016-06-16
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*	Initial Python3 support	Ken Payson	2016-06-10
\| \| \| \| \| \| \| \|	Notable Changes: -Convert all str types to byte types at cython layer (ascii encoding) -Use six for packages that have different names in Python2/Python3 -By default, unit tests are compiled/run in Python2.7 and Python3.4 -Ensure MACOSX_BUILD_TARGET is at least 10.7
*	Changed Python Sync streaming qps to follow spec	Ken Payson	2016-06-07
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*	Remove AsyncStreaming client from python qps tests	Ken Payson	2016-06-06
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*	Added true async qps client	Ken Payson	2016-05-10
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*	Python QPS Worker/initial scenarios	Ken Payson	2016-04-28