Fix indexing of lasttoken pooling for longest sequence #26

	name: Unit tests

	on:
	push:
	branches:
	- master
	- v*-release
	pull_request:
	branches:
	- master
	workflow_dispatch:

	jobs:

	test_sampling:
	name: Run unit tests
	strategy:
	matrix:
	python-version: ['3.8', '3.9', '3.10', '3.11']
	os: [ubuntu-latest, windows-latest]
	fail-fast: false
	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout code
	uses: actions/checkout@v3

	- name: Setup Python environment
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Try to load cached dependencies
	uses: actions/cache@v3
	id: restore-cache
	with:
	path: ${{ env.pythonLocation }}
	key: python-dependencies-${{ matrix.os }}-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}-${{ hashFiles('requirements.txt') }}-${{ env.pythonLocation }}

	- name: Install external dependencies on cache miss
	run: \|
	python -m pip install --no-cache-dir --upgrade pip
	python -m pip install --no-cache-dir -r requirements.txt
	python -m pip install --no-cache-dir pytest
	if: steps.restore-cache.outputs.cache-hit != 'true'

	- name: Install the checked-out sentence-transformers
	run: python -m pip install .

	- name: Run unit tests
	shell: bash
	run: \|
	pytest -sv tests/

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