Offline Text To Speech (TTS) converter for Python
pyttsx3 is a text-to-speech conversion library in Python. Unlike alternative libraries, it works offline.
Installation :
pip install pyttsx3
If you get installation errors , make sure you first upgrade your wheel version using :
pip install --upgrade wheel
Linux installation requirements :
-
If you are on a linux system and if the voice output is not working , then :
Install espeak , ffmpeg and libespeak1 as shown below:
sudo apt update && sudo apt install espeak ffmpeg libespeak1
Features :
✨ Fully OFFLINE text to speech conversion🎈 Choose among different voices installed in your system🎛 Control speed/rate of speech🎚 Tweak Volume📀 Save the speech audio as a file❤️ Simple, powerful, & intuitive API
Usage :
import pyttsx3
engine = pyttsx3.init()
engine.say("I will speak this text")
engine.runAndWait()Single line usage with speak function with default options
import pyttsx3
pyttsx3.speak("I will speak this text")Changing Voice , Rate and Volume :
import pyttsx3
engine = pyttsx3.init() # object creation
""" RATE"""
rate = engine.getProperty('rate') # getting details of current speaking rate
print (rate) #printing current voice rate
engine.setProperty('rate', 125) # setting up new voice rate
"""VOLUME"""
volume = engine.getProperty('volume') #getting to know current volume level (min=0 and max=1)
print (volume) #printing current volume level
engine.setProperty('volume',1.0) # setting up volume level between 0 and 1
"""VOICE"""
voices = engine.getProperty('voices') #getting details of current voice
#engine.setProperty('voice', voices[0].id) #changing index, changes voices. o for male
engine.setProperty('voice', voices[1].id) #changing index, changes voices. 1 for female
engine.say("Hello World!")
engine.say('My current speaking rate is ' + str(rate))
engine.runAndWait()
engine.stop()
"""Saving Voice to a file"""
# On linux make sure that 'espeak' and 'ffmpeg' are installed
engine.save_to_file('Hello World', 'test.mp3')
engine.runAndWait()Full documentation of the Library
https://pyttsx3.readthedocs.io/en/latest/
Included TTS engines:
- sapi5
- nsss
- espeak
Feel free to wrap another text-to-speech engine for use with pyttsx3.
Project Links :
- PyPI (https://pypi.python.org)
- GitHub (https://github.com/nateshmbhat/pyttsx3)
- Full Documentation (https://pyttsx3.readthedocs.org)