Added a config option 'tensor_num_elements' & fixed an example in README #194

	# c.f. https://github.com/pre-commit/action?tab=readme-ov-file#using-this-action
	name: pre-commit

	# No need to avoid / cancel lightweight pre-commit jobs
	on:
	pull_request:
	push:
	branches:
	- master

	# Declare permissions just read content.
	permissions:
	contents: read

	jobs:
	pre-commit:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.10"]
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install the current repository
	run: \|
	pip install -e .
	# Check "--all-files" by default
	- uses: pre-commit/action@v3.0.1

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