comet

Add Example for Comet #5

	name: comet

	on:
	schedule:
	- cron: '0 15 * * *'
	pull_request:
	paths:
	- 'comet/**'
	- '.github/workflows/comet.yml'

	jobs:
	examples:
	if: (github.event_name == 'schedule' && github.repository == 'optuna/optuna-examples') \|\| (github.event_name != 'schedule')
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']

	steps:
	- name: Checkout Repository
	uses: actions/checkout@v4

	- name: Setup Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install Dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install --progress-bar off -U setuptools
	pip install git+https://github.com/optuna/optuna.git
	pip install git+https://github.com/optuna/optuna-integration.git
	pip install -r comet/requirements.txt

	- name: Set API Key
	run: \|
	echo "COMET_API_KEY=${{ secrets.COMET_API_KEY }}" >> $GITHUB_ENV

	- name: Debug API Key
	run: \|
	echo "Checking COMET_API_KEY..."
	if [ -z "$COMET_API_KEY" ]; then
	echo "❌ COMET_API_KEY is NOT set!"
	exit 1
	else
	echo "✅ COMET_API_KEY is set."
	fi

	- name: Run Examples
	run: python comet/comet_callback.py
	env:
	OMP_NUM_THREADS: 1
	COMET_API_KEY: ${{ secrets.COMET_API_KEY }}

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