fix build problem when disable clap #174

	name: codecov

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	name: Test python API
	defaults:
	run:
	working-directory: .
	steps:
	- uses: actions/checkout@v2
	- uses: actions/setup-python@v2
	with:
	python-version: '3.9'
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	override: true
	profile: minimal
	components: llvm-tools-preview
	- name: Install Rust toolchain
	uses: dtolnay/rust-toolchain@stable
	- name: Install cargo-llvm-cov
	uses: taiki-e/install-action@cargo-llvm-cov
	- name: Install requirements
	run: \|
	pip install pytest pytest-cov && pip install -e .
	- name: Run tests and collect coverage
	run: \|
	cd core/
	source <(cargo llvm-cov show-env --export-prefix)
	export CARGO_TARGET_DIR=$CARGO_LLVM_COV_TARGET_DIR
	export CARGO_INCREMENTAL=1
	cargo llvm-cov clean --workspace
	cargo test
	cd ..
	pytest --cov=./ --cov-report=xml
	cd core/
	cargo llvm-cov --no-run --lcov --output-path ../coverage.lcov
	- name: Upload coverage reports to Codecov with GitHub Action
	uses: codecov/codecov-action@v3
	with:
	files: coverage.lcov,coverage.xml
	token: ${{ secrets.CODECOV }}

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