Passing close and release of grpc stream

gistfile1.txt

2019-06-13 15:15:36,947 [DEBUG] - hpack.hpack - Adding (b'user-agent', b'grpc-python-grpclib/0.3.0rc4 (darwin; cpython/3.6.2+)') to the header table
2019-06-13 15:15:36,947 [DEBUG] - hpack.hpack - Encoding 58 with 6 bits
2019-06-13 15:15:36,947 [DEBUG] - hpack.hpack - Encoding 41 with 7 bits
2019-06-13 15:15:36,947 [DEBUG] - hpack.hpack - Encoded header block to b"\x83\x86D\x94`\xd2F\xbd\xe3\xd3X\xea1\xea\xdc[;\x98\x85b\x81\xdbQ'A\x8b\xa0\xe4\x1d\x13\x9d\t\xb8\x10<\xf0\xbf@\x82I\x7f\x86M\x835\x05\xb1\x1f_\x90\x1du\xd0b\r&=LMed\xffu\xd8t\x9fz\xa9\x9a\xca\xc8\xb5~\x939\xeaZk+%\x06\x8d\x80.\xca\xe0\xb0\x8d)\xfdH;<\x1a\xaf\xb5\t_\xa4\xcez\x98ew\x17\x17\xfb\xfe\xff"
2019-06-13 15:15:37,073 [DEBUG] - hpack.hpack - Decoding b"\x88@\x0ccontent-type\x10application/grpc@\x0bgrpc-status\x019@\x0cgrpc-message\x7f%Application Bundle Name: Shortcuts | ID: is.workflow.my.app | Install Type user | Container (null) cannot be launched as it's not signed with a development identity"
2019-06-13 15:15:37,073 [DEBUG] - hpack.hpack - Decoded 8, consumed 1 bytes
2019-06-13 15:15:37,073 [DEBUG] - hpack.hpack - Decoded (b':status', b'200'), consumed 1
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded 12, consumed 1 bytes
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded 16, consumed 1 bytes
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded (<memory at 0x10ab8b588>, <memory at 0x10ab8b888>), total consumed 31 bytes, indexed True
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded 11, consumed 1 bytes
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded 1, consumed 1 bytes
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded (<memory at 0x10ab8be88>, <memory at 0x10ab8bf48>), total consumed 15 bytes, indexed True
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded 12, consumed 1 bytes
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded 164, consumed 2 bytes
2019-06-13 15:15:37,074 [DEBUG] - hpack.hpack - Decoded (<memory at 0x10ab8b708>, <memory at 0x10ab8b948>), total consumed 180 bytes, indexed True
2019-06-13 15:15:37,576 [DEBUG] - idb - launch failed
2019-06-13 15:15:37,576 [ERROR] - grpclib.server - Application error
Traceback (most recent call last):
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/server.py", line 396, in request_handler
    await method_func(stream)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/idb/common/logging.py", line 110, in _async_wrapper
    raise self.translate_exception(ex)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/idb/common/logging.py", line 85, in _async_wrapper
    value = await function(*args, **kwargs)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/idb/grpc/ipc_loader.py", line 182, in _tramp
    await partial_call(stream=stream)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/idb/ipc/launch.py", line 40, in daemon
    await join_streams(stream, out_stream)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/idb/grpc/stream.py", line 82, in join_streams
    _pipe_to_client(out_stream, in_stream, started_future),
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/idb/grpc/stream.py", line 104, in _pipe_to_client
    async for message in in_stream:
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/stream.py", line 61, in __anext__
    message = await self.recv_message()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/client.py", line 389, in recv_message
    await self.recv_initial_metadata()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/client.py", line 341, in recv_initial_metadata
    self._raise_for_grpc_status(headers_map)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/client.py", line 301, in _raise_for_grpc_status
    raise GRPCError(grpc_status_enum, status_message)
grpclib.exceptions.GRPCError: (<Status.FAILED_PRECONDITION: 9>, "Application Bundle Name: Shortcuts | ID: is.workflow.my.app | Install Type user | Container (null) cannot be launched as it's not signed with a development identity")
2019-06-13 15:15:37,577 [DEBUG] - hpack.hpack - HPACK encoding <generator object _reject_pseudo_header_fields at 0x10ad880a0>
2019-06-13 15:15:37,577 [DEBUG] - hpack.hpack - Adding (b':status', b'200') to the header table
2019-06-13 15:15:37,577 [DEBUG] - hpack.hpack - Encoding 8 with 7 bits
2019-06-13 15:15:37,577 [DEBUG] - hpack.hpack - Adding (b'content-type', b'application/grpc+proto') to the header table
2019-06-13 15:15:37,577 [DEBUG] - hpack.hpack - Encoding 31 with 6 bits
2019-06-13 15:15:37,577 [DEBUG] - hpack.hpack - Encoding 16 with 7 bits
2019-06-13 15:15:37,577 [DEBUG] - hpack.hpack - Adding (b'grpc-status', b'9') to the header table
2019-06-13 15:15:37,577 [DEBUG] - hpack.hpack - Encoding 8 with 7 bits
2019-06-13 15:15:37,578 [DEBUG] - hpack.hpack - Encoding 1 with 7 bits
2019-06-13 15:15:37,578 [DEBUG] - hpack.hpack - Adding (b'grpc-message', b"Application Bundle Name: Shortcuts | ID: is.workflow.my.app | Install Type user | Container (null) cannot be launched as it's not signed with a development identity") to the header table
2019-06-13 15:15:37,578 [DEBUG] - hpack.hpack - Encoding 9 with 7 bits
2019-06-13 15:15:37,578 [DEBUG] - hpack.hpack - Encoding 122 with 7 bits
2019-06-13 15:15:37,578 [DEBUG] - hpack.hpack - Encoded header block to b"\x88_\x90\x1du\xd0b\r&=LMed\xffu\xd8t\x9f@\x88\x9a\xca\xc8\xb2\x124\xda\x8f\x81\x7f@\x89\x9a\xca\xc8\xb5%B\x071\x7f\xfa\x86\xba\xe81\x06\x93\x1e\xa5.\xdbT\x94\x15M#\xa4\xb7\x14\xdd9\xecI-J\x14\xff\x8ad\xbfqC!\x7f\x07\xb3\xac\xb4\x1f\xc2\xf4\xfa\\u\xd6\xa7\xfcS%HH\xe8\xa1M\xfe\xab*\x96\xa0\xb6)\xff\x14\xbcz\x923T[\x14\xfe\xaa\xb6\x8a?\xb5\x08:\xaa:T\x8c\xaaP;j$\xe5\x91A\xa1C'\xfd!J\x8e\x95\x10i\xaa,\x8ax2gPjH^\xe5\xa0\xf5\xd2Z\x92\xa1\xa4-I2}\x7f"
======== release_stream 1
  File "/opt/homebrew/bin/idb", line 10, in <module>
    sys.exit(main())
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/idb/cli/main.py", line 242, in main
    return loop.run_until_complete(gen_main(cmd_input))
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/base_events.py", line 454, in run_until_complete
    self.run_forever()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/base_events.py", line 421, in run_forever
    self._run_once()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/base_events.py", line 1426, in _run_once
    handle._run()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/events.py", line 127, in _run
    self._callback(*self._args)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/server.py", line 415, in request_handler
    release_stream()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/protocol.py", line 474, in release_stream
    traceback.print_stack()
==========
======== CLOSE
  File "/opt/homebrew/bin/idb", line 10, in <module>
    sys.exit(main())
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/idb/cli/main.py", line 242, in main
    return loop.run_until_complete(gen_main(cmd_input))
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/base_events.py", line 454, in run_until_complete
    self.run_forever()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/base_events.py", line 421, in run_forever
    self._run_once()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/base_events.py", line 1426, in _run_once
    handle._run()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/events.py", line 127, in _run
    self._callback(*self._args)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/asyncio/selector_events.py", line 663, in _call_connection_lost
    self._protocol.connection_lost(exc)
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/protocol.py", line 629, in connection_lost
    self.processor.close()
  File "/opt/homebrew/Cellar/python36/3.6.2+_254.20170915/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/grpclib/protocol.py", line 487, in close
    traceback.print_stack()
==========