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Retry on throttle and quota errors in integ test #59

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Merged
jonathan343 merged 1 commit into from
May 21, 2026
Merged

Retry on throttle and quota errors in integ test #59

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23 changes: 20 additions & 3 deletions clients/aws-sdk-transcribe-streaming/tests/integration/test_non_streaming.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,12 +7,15 @@
import time
import uuid

from smithy_core.exceptions import CallError

from aws_sdk_transcribe_streaming.models import (
BadRequestException,
ClinicalNoteGenerationSettings,
GetMedicalScribeStreamInput,
GetMedicalScribeStreamOutput,
LanguageCode,
LimitExceededException,
MedicalScribeAudioEvent,
MedicalScribeConfigurationEvent,
MedicalScribeInputStreamAudioEvent,
Expand Down Expand Up @@ -120,20 +123,34 @@ async def test_get_medical_scribe_stream(

IAM is eventually consistent, so Transcribe may not be able to assume the
newly created role immediately. Retry on BadRequestException until the
role has propagated, or until the timeout is reached.
role has propagated, or until the timeout is reached. Also retries on
LimitExceededException (post-stream analytics job quota) and
ThrottlingException (concurrent session limit) which can occur when
multiple test runs execute in parallel.
"""
role_arn, s3_bucket = healthscribe_resources

last_error: BadRequestException | None = None
last_error: BadRequestException | LimitExceededException | CallError | None = None
try:
async with asyncio.timeout(ROLE_PROPAGATION_TIMEOUT):
while True:
try:
await _run_medical_scribe_session(role_arn, s3_bucket)
return
except BadRequestException as e:
except (BadRequestException, LimitExceededException) as e:
# BadRequestException: IAM role not yet propagated.
# LimitExceededException: post-stream analytics job quota exceeded
last_error = e
await asyncio.sleep(ROLE_PROPAGATION_RETRY_DELAY)
except CallError as e:
# ThrottlingException is not modeled in the error registry,
# so it surfaces as a generic CallError with
# is_throttling_error=False. Match by error id in message.
if "ThrottlingException" in str(e):
last_error = e
await asyncio.sleep(ROLE_PROPAGATION_RETRY_DELAY)
else:
raise
except TimeoutError:
assert last_error is not None
raise last_error