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Consume TTS requests from a deque, not list.pop(0) #281

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Merged
alexkroman merged 1 commit into from
Oct 22, 2026
Merged

Consume TTS requests from a deque, not list.pop(0) #281

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7 changes: 4 additions & 3 deletions aai_cli/tts/session.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

import base64
import binascii
import collections
import contextlib
import json
from abc import abstractmethod
Expand Down Expand Up @@ -241,10 +242,10 @@ def _run_protocol(
as it arrives, so a caller can play it immediately; the full PCM is still
accumulated and returned."""
sample_rate = _begin_sample_rate(ws)
pending = list(texts)
pending = collections.deque(texts)
in_flight = 0
while pending and in_flight < _MAX_IN_FLIGHT:
_send_request(ws, pending.pop(0))
_send_request(ws, pending.popleft())
in_flight += 1

pcm = bytearray()
Expand All @@ -257,7 +258,7 @@ def _run_protocol(
# Exactly one per Flush, in order: every byte of that request is delivered.
in_flight -= 1
if pending:
_send_request(ws, pending.pop(0))
_send_request(ws, pending.popleft())
in_flight += 1
elif mtype == "Error":
raise APIError(f"TTS error {_error_frame_detail(msg)}")
Expand Down
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