Fix manual flush in sharded writer #85

	name: granular
	on:
	push: { branches: [main] }
	pull_request: { branches: [main] }
	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: False
	matrix:
	python-version: ["3.10", "3.11"]
	steps:
	- uses: actions/checkout@v3
	- name: Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -r requirements.txt
	python -m pip install pytest numpy pillow pyav
	- name: Tests
	run: \|
	python -m pytest tests
	- name: Package
	run: \|
	python -m pip install granular

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