Support AWS plugin for TTS, STT and LLM #1302
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🦋 Changeset detectedLatest commit: fe986ab The changes in this PR will be included in the next version bump. This PR includes changesets to release 1 package
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| return credentials.access_key, credentials.secret_key | ||
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| TTS_SPEECH_ENGINE = Literal["standard", "neural", "long-form", "generative"] |
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We should move this to another file. Check how we do it for other TTS/STT
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| response = await client.synthesize_speech(**_strip_nones(params)) | ||
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| if "AudioStream" in response: |
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nit avoid the extra indent here
| except Exception as e: | ||
| logger.exception(f"an error occurred while streaming inputs: {e}") | ||
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| handler = TranscriptEventHandler(stream.output_stream, self._event_ch) |
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Why do we create a separate class?
| self, | ||
| *, | ||
| voice: str | None = "Ruth", | ||
| language: TTS_LANGUAGE | None = None, |
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| language: TTS_LANGUAGE | None = None, | |
| language: TTS_LANGUAGE | None = None, |
We should always allow a str too here, we can't guarantee we will update the languages quickly
| *, | ||
| voice: str | None = "Ruth", | ||
| language: TTS_LANGUAGE | None = None, | ||
| output_format: TTS_OUTPUT_FORMAT = "pcm", |
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I don't think it makes sense to expose the output format. we only support pcm
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we do support mp3
jayeshp19
changed the title
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| # If API key and secret are provided, create a session with them | ||
| if api_key and api_secret: | ||
| session = boto3.Session( |
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Is this making network calls?
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boto3.Session() doesn’t make network calls, but session.get_credentials() does if API keys and secrets aren’t cached., but we’re calling it during initialization, it’s a one-time operation.
| try: | ||
| async for frame in self._input_ch: | ||
| if isinstance(frame, rtc.AudioFrame): | ||
| await stream.input_stream.send_audio_event( | ||
| audio_chunk=frame.data.tobytes() | ||
| ) | ||
| await stream.input_stream.end_stream() | ||
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| except Exception as e: | ||
| logger.exception(f"an error occurred while streaming inputs: {e}") | ||
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| async def handle_transcript_events(): | ||
| try: | ||
| async for event in stream.output_stream: | ||
| if isinstance(event, TranscriptEvent): | ||
| self._process_transcript_event(event) | ||
| except Exception as e: | ||
| logger.exception( | ||
| f"An error occurred while handling transcript events: {e}" | ||
| ) |
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Instead of using try — finally. We have an utility for it here
| finally: | ||
| await utils.aio.gracefully_cancel(*tasks) | ||
| except Exception as e: | ||
| logger.exception(f"An error occurred while streaming inputs: {e}") |
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I think this is swallowing exceptions? In this case the baseclass will not try to reconnect on failure
| def get_client(self): | ||
| """Returns a client creator context.""" | ||
| return self._session.create_client( | ||
| "polly", | ||
| region_name=self._opts.speech_region, | ||
| aws_access_key_id=self._api_key, | ||
| aws_secret_access_key=self._api_secret, | ||
| ) |
| from typing import Any, Callable | ||
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| import aiohttp | ||
| from aiobotocore.session import AioSession, get_session # type: ignore |
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They don't have official support for types. I found this thread boto/boto3#2213 and this library https://github.com/youtype should we include it?
jayeshp19
changed the title
This PR implements AWS plugin for TTS and STT