py-nanotts

Python bindings for NanoTTS (SVOX Pico). Generates raw PCM audio in a portable ABI3 wheel.

Features

• Pure C extension using PicoTTS engine
• ABI3 / limited Python C API
• Returns raw PCM audio (16 kHz, mono, 16-bit LE)
• Bundles the Pico lingware files

Install

Build a wheel locally:

python -m build --wheel

Install the resulting wheel from the dist/ directory.

Usage

from py_nanotts import NanoTTS

pcm = NanoTTS().speak("Hello world", voice="en-GB", speed=1.0)

NanoTTS.speak() returns raw PCM bytes. Format:

• 16 kHz sample rate
• 1 channel (mono)
• 16-bit little-endian

CLI

A minimal CLI is provided:

python -m py_nanotts "Hello world" -o hello.wav -v en-GB

Notes

• Voices: en-GB, en-US, de-DE, es-ES, fr-FR, it-IT.
• The CLI writes a WAV file using Python's wave module.