naive implementation of L2 #1129

	name: benchmark

	on:
	pull_request_target:
	types: [opened, reopened, synchronize, labeled] # Default ([opened, reopened, synchronize]) + labeled
	branches-ignore:
	- '*docs'
	- '*noci'

	jobs:
	get-setup:
	name: Get Benchmark Setup(s)
	runs-on: ubuntu-latest
	outputs:
	setup: ${{ steps.get-setup.outputs.setup }}
	has-setup: ${{ steps.get-setup.outputs.has-setup }}
	steps:
	- name: Check Labels
	id: get-setup
	shell: python
	run: \|
	import os
	if '${{ github.event.action }}' == 'labeled':
	# Get labels from event
	labels = ['${{ github.event.label.name }}']
	else:
	# Get labels from PR
	labels = ${{ toJson(github.event.pull_request.labels.*.name) }}

	if 'benchmarks-all' in labels:
	# Only run benchmarks-all
	labels = ['benchmarks-all']
	else:
	# Filter out non-benchmark labels
	labels = [l for l in labels if l.startswith('benchmark') or l.startswith('bm-')]

	with open(os.environ['GITHUB_OUTPUT'], 'a') as f:
	print(f'setup={labels}', file=f)
	print(f'has-setup={len(labels) > 0}', file=f)

	bm_invoker:
	needs: get-setup
	name: Trigger
	if: needs.get-setup.outputs.has-setup == 'True'
	strategy:
	matrix:
	setup: ${{ fromJson(needs.get-setup.outputs.setup) }}
	uses: ./.github/workflows/benchmark.yml
	secrets: inherit
	with:
	setup: ${{ matrix.setup }}

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