"Thread-ConsumeBidirectionalStream caught unexpected exception 'generator' object has no attribute 'add_done_callback' and will exit."

[mukund-ananthu]

Stacktrace:

"Thread-ConsumeBidirectionalStream caught unexpected exception 'generator'
object has no attribute 'add_done_callback' and will exit."

"Traceback (most recent call last):

File "/usr/local/lib/python3.8/site-packages/google/api_core/bidi.py", line
644, in _thread_main

self._bidi_rpc.open()

File "/usr/local/lib/python3.8/site-packages/google/api_core/bidi.py", line
294, in open

call._wrapped.add_done_callback(self._on_call_done)

AttributeError: 'generator' object has no attribute 'add_done_callback'"

Calling code: https://github.com/googleapis/python-pubsub/blob/509460520d6514361cc18675040b8b86a79d0271/google/cloud/pubsub_v1/subscriber/_protocol/streaming_pull_manager.py#L846-L854

Potentially similar issues: #309

Could you please let us know which scenarios could lead to the error and if this represents a bug ?

[vchudnov-g]

Update: we're investigating and tracking internally (b/346537059) since this was triggered by an external report. When we have a status update relevant to this repo, we'll post it here.

[vchudnov-g]

We resolved this internally; it seemed to be an issue with the customer code.

[IRusio]

@vchudnov-g how that was sorted out? we have that issue when we are using auto open telemetry instrumentation.