Fix bug causing random initialization of bias when using GPTQ quantization with models without bias #4211

	name: BetterTransformer / Python - Test

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	build:
	strategy:
	fail-fast: false
	matrix:
	python-version: [3.8, 3.9]
	os: [ubuntu-20.04, macos-latest]

	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v2
	- name: Setup Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	pip install .[tests]
	pip install --no-cache-dir --upgrade torch torchvision torchaudio
	pip install accelerate
	- name: Test on pytorch stable
	working-directory: tests
	run: \|
	pytest bettertransformer/test_*.py -s -vvvvv
	- name: Install dependencies 2
	run: \|
	pip uninstall -y torch torchvision torchaudio
	pip install --no-cache-dir --pre torch torchvision torchaudio --index-url https://download.pytorch.org/whl/nightly/cpu
	- name: Test on pytorch nightly
	working-directory: tests
	run: \|
	pytest bettertransformer/test_*.py -s -vvvvv

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