brighto-norm4tts

Production multilingual TTS text normalizer by BrighTO Technology / HATTO AI.

Converts written text → spoken form for TTS pipelines.
Pure Python · Zero dependencies · < 1ms per sentence.

Languages

Install

pip install brighto-norm4tts          # from PyPI / private registry
pip install .                          # from source
pip install -e .                       # dev editable

Usage

from brighto_norm4tts import TTSNormalizer

norm = TTSNormalizer("vi")
norm.normalize("năm 2026 tăng 15.4%")
# → năm hai nghìn hai mươi sáu tăng mười lăm phẩy bốn phần trăm

# Wildcard import also works
from brighto_norm4tts import *
norm = TTSNormalizer("en")
norm.normalize("Revenue $1.5M, up 12.3%", lower=False, punc=False)
# → Revenue one point five million dollars, up twelve point three percent

API

TTSNormalizer(lang)                               # lang: vi|en|zh|ja|ko|fr|de
    .normalize(text, lower=False, punc=True)      # main method
    .benchmark(sentences, num_runs=100)           # latency profiling

CLI

brighto-norm --lang vi --text "năm 2026 tăng 15.4%"
brighto-norm --lang vi --demo
brighto-norm --lang en --benchmark

Private PyPI deployment

# Build
pip install build && python -m build

# Upload to internal registry
twine upload --repository-url https://pypi.internal.brightotechnology.com dist/*

# Install on any server
pip install brighto-norm4tts --index-url https://pypi.internal.brightotechnology.com

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