Update argument types to use Optional whenever possible #149

	name: Minimal Dependency Tests

	on:
	push:
	paths-ignore:
	- 'docs/**'
	- 'examples/**'
	- 'benchmarks/**'
	pull_request:
	paths-ignore:
	- 'docs/**'
	- 'examples/**'
	- 'benchmarks/**'
	workflow_dispatch:

	jobs:
	test:
	name: Test
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python: ["3.7"]


	steps:
	- uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python }}
	- name: Cache Python Dependencies
	uses: actions/cache@v2
	with:
	path: ${{ env.pythonLocation }}
	key: minimal-env-${{ runner.os }}-python-${{ matrix.python }}-${{ hashFiles('requirements/minimal_requirements.txt') }}
	- name: Install Minimal Dependencies
	run: pip install -r requirements/minimal_requirements.txt
	- name: Install Package Without Dependencies
	run: pip install --no-deps .
	- name: Run Tests
	run: \|
	export LIGHTLY_SERVER_LOCATION="localhost:-1"
	python -m pytest -s -v --runslow

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