Fix some clippy warnings in `pids::to_latex_str` #1155

	name: Python

	on:
	push:
	branches-ignore:
	- pycli

	jobs:
	test:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Set up Rust
	run: \|
	rustup component add llvm-tools
	- name: Test
	env:
	RUSTFLAGS: '-Cinstrument-coverage'
	run: \|
	cd pineappl_py
	python -m venv env
	. env/bin/activate
	pip install maturin
	maturin develop --extras test
	pytest
	find . -name '*.profraw' -exec $(rustc --print target-libdir)/../bin/llvm-profdata merge -sparse -o pineappl.profdata {} +
	$(rustc --print target-libdir)/../bin/llvm-cov export \
	--ignore-filename-regex=index.crates.io \
	--ignore-filename-regex=rustc \
	--instr-profile=pineappl.profdata \
	--skip-functions \
	--object env/lib/python/site-packages/pineappl/pineappl..so \
	--format lcov > lcov.info
	# print all files for which coverage has been generated
	grep SF lcov.info \| sort -u \| sed 's/SF://'
	- name: Upload to codecov.io
	uses: codecov/codecov-action@v4
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	flags: python

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