[doc change] address the error when the pred is 0 and we did not pass the eval data #701

	name: Python Tests

	on:
	pull_request:
	branches:
	- main

	jobs:
	build:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	python-version: ['3.9', '3.10', '3.11', '3.12']

	steps:
	- uses: actions/checkout@v3 # Updated to the latest version
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4 # Updated to the latest version
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install Poetry
	run: \|
	python -m pip install --upgrade pip
	pip install poetry

	- name: Install dependencies
	run: \|
	cd adalflow
	poetry config virtualenvs.create false
	poetry install

	- name: Run tests with pytest
	run: \|
	cd adalflow
	poetry run pytest

	- name: Upload pytest results as an artifact (optional)
	uses: actions/upload-artifact@v3 # Updated to the latest version
	if: always() # Always run this step to ensure test results are saved even if previous steps fail
	with:
	name: pytest-results
	path: adalflow/.pytest_cache

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