docs(nml): improve cell helper method docstrings #318

	name: Regenerate nml.py

	on:
	push:
	branches: [ master, development, experimental ]
	pull_request:
	branches: [ master, development, experimental ]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]

	steps:
	- uses: actions/checkout@v3

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	sudo apt-get update -y
	sudo apt-get install libhdf5-serial-dev liblzo2-dev libgraphviz-dev -y
	python -m pip install --upgrade pip
	pip install .[dev]

	- name: Rebuild nml.py
	run: \|
	cd neuroml/nml && rm -f nml.py && ./regenerate-nml.sh -a

	- name: Build package
	run: \|
	pip install .[full]

	- name: Test with pytest
	run: \|
	pytest

	- name: Run examples
	run: \|
	cd ./neuroml/examples && python run_all.py

	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics

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