Ensure TopKEncoder has correct outputs when model is saved (#1225) #880

	name: transformers4rec

	on:
	workflow_dispatch:
	push:
	branches: [main]
	tags:
	- "v[0-9]+.[0-9]+.[0-9]+"
	pull_request:
	branches: [main]

	jobs:
	check-changes:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.8
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install GitPython
	pip install . --no-deps
	- name: Get changed backends
	id: backend_check
	run: \|
	echo "changed=$(python ci/get_changed_backends.py --backend 'datasets\|torch' --branch ${{github.base_ref}})" >> "$GITHUB_OUTPUT"
	outputs:
	needs_testing: ${{ steps.backend_check.outputs.changed }}

	tests:
	needs: check-changes
	if: ${{needs.check-changes.outputs.needs_testing == 'true' \|\| github.ref == 'refs/heads/main'}}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	python-version: [3.8]
	os: [ubuntu-latest]

	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install Ubuntu packages
	run: \|
	sudo apt-get update -y
	sudo apt-get install -y protobuf-compiler
	- name: Install and upgrade python packages
	run: \|
	python -m pip install --upgrade pip setuptools==59.4.0 wheel tox
	- name: Get Merlin Branch name
	id: get-branch-name
	uses: NVIDIA-Merlin/.github/actions/branch-name@main
	- name: Run tests
	run: \|
	merlin_branch="${{ steps.get-branch-name.outputs.branch }}"
	MERLIN_BRANCH="$merlin_branch" GIT_COMMIT=$(git rev-parse HEAD) tox -e transformers4rec-cpu

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