zay.py

#!/usr/bin/env python3
# `brew install sox` first
import argparse, tempfile, subprocess, os

ap = argparse.ArgumentParser()
ap.add_argument('-v', '--voice', default='Mikko')
ap.add_argument('-p', '--pitch', type=int, default=0)
ap.add_argument('-t', '--tempo', type=float, default=None)
ap.add_argument('-s', '--speed', type=float, default=None)
ap.add_argument('text')
args = ap.parse_args()
fn = tempfile.mktemp(suffix='.aiff')
subprocess.check_call(['/usr/bin/say', '-v', args.voice, '-o', fn, args.text])
process = []
if args.pitch != 0:
	process.extend(['pitch', '%+d' % args.pitch])
if args.tempo:
	process.extend(['tempo', '%f' % args.tempo])
if args.speed:
	process.extend(['speed', '%f' % args.speed])

subprocess.check_call(['/usr/local/bin/play', fn] + process)
os.unlink(fn)