how to dependencies

pip install --upgrade pip
pip install ffmpeg-python

install the dev version of discord.py:

git clone https://github.com/Rapptz/discord.py
cd discord.py
python3 -m pip install -U .[voice]

install discord ext with voice receiver by imayhaveborkedit

python -m pip install discord-ext-voice-recv

fyi

place your token in a file named secret.py with the following content:

token = 'YOUR_DISCORD_BOT_TOKEN'