Script to loop through all the voices for the osx/macos `say` command, and make them say their "sample-string", as well as their name.

say-all-voices.sh

#!/bin/sh

for v in $( say -v '?' | awk '{print $1}') ; do
  echo "voice $v"
  mystring="$(say -v '?' | grep "$v" | awk '{$1=$2=$3="";print}')"
  say -v "$v" "Hello, my name is ${v}. $mystring"
  sleep 0.5
done