VoiceProviderError (voice/base.py)

Base classes and helpers for text‑to‑speech and speech‑to‑text providers.

# Source: https://github.com/HKUDS/DeepTutor | License: Apache-2.0 | Copyright You must retain, in the Source form of any Derivative Works
# Provided via justclaw.it.com; keep this notice with the code.
"""Base abstractions and shared helpers for voice providers."""

from __future__ import annotations

from abc import ABC, abstractmethod
import asyncio
from dataclasses import dataclass
import logging
import re

import httpx

from deeptutor.services.voice.config import (
    AUTH_API_KEY_HEADER,
    AUTH_TOKEN,
    STTConfig,
    TTSConfig,
)
from deeptutor.services.voice.speech_text import verbalize_latex_for_speech

logger = logging.getLogger(__name__)


class VoiceProviderError(RuntimeError):
    """Raised when a TTS/STT provider request fails or is misconfigured."""

    def __init__(se

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