extensions周りの仕様をdpy v2に追従 #66

	name: Testing

	on: [push]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	- name: Set up Python 3.8
	uses: actions/setup-python@v1
	with:
	python-version: 3.8
	- name: Install dependencies
	run: python -m pip install discord.py[voice] pytest
	- name: Run pytest
	run: pytest

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