add typing overloads for passing file `BinaryIO` #459

	name: CI
	on:
	push:
	branches: [main]
	pull_request:

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	linux-unittests:
	name: Unit tests - ${{ matrix.env }}
	timeout-minutes: 15
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	env:
	- skl11
	- skl12
	- skl13
	- skl14
	- skl15
	- lgbm32
	- lgbm33
	- lgbm40
	- lgbm41
	- lgbm42
	- lgbm43
	- py38
	- py39
	- py310
	- py311
	- py312
	steps:
	- uses: actions/checkout@v4
	- name: Set up pixi
	uses: prefix-dev/[email protected]
	with:
	environments: ${{ matrix.env }}
	- name: Install repository
	run: pixi run -e ${{ matrix.env }} postinstall
	- name: Run unittests
	uses: pavelzw/pytest-action@v2
	with:
	custom-pytest: pixi run -e ${{ matrix.env }} test
	report-title: Unit tests - ${{ matrix.env }}

	pre-commit:
	name: pre-commit checks
	timeout-minutes: 15
	runs-on: ubuntu-latest
	steps:
	- name: Checkout branch
	uses: actions/checkout@v4
	- name: Set up pixi
	uses: prefix-dev/[email protected]
	- uses: quantco/pre-commit-conda@v1
	with:
	python-version: "3.8"

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