Update sasdata/data_util/manipulations.py #223

	name: Tests

	on:
	[push, pull_request]

	defaults:
	run:
	shell: bash

	jobs:
	unit-test:

	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [macos-latest, ubuntu-latest, windows-latest]
	python-version: ['3.9', '3.10', '3.11']
	fail-fast: false

	steps:

	- name: Obtain SasData source from git
	uses: actions/checkout@v1

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v1
	with:
	python-version: ${{ matrix.python-version }}

	### Caching of pip downloads and local wheel builds
	- name: Get pip cache dir
	id: pip-cache
	run: \|
	echo "name={$(pip cache dir)}" >> $GITHUB_OUTPUT

	- name: Obtain pip cache (Linux)
	uses: actions/cache@v2
	with:
	path: ${{ steps.pip-cache.outputs.name }}
	key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('**/test.yml') }}
	restore-keys: \|
	${{ runner.os }}-pip-${{ matrix.python-version }}-
	${{ runner.os }}-pip-

	### Installation of build-dependencies

	- name: Install Python dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install wheel setuptools
	python -m pip install -r requirements.txt

	### Build and test sasdata

	- name: Build sasdata
	run: \|
	# BUILD SASDATA
	python setup.py clean
	python setup.py build
	python -m pip install .

	### Build documentation (if enabled)

	- name: Install doc-building dependencies
	if: matrix.os == 'ubuntu-latest'
	run: \|
	python -m pip install sphinx

	- name: Build sasdata docs (Ubuntu only)
	if: matrix.os == 'ubuntu-latest'
	run: \|
	make -C docs html

	- name: Test with pytest
	run: \|
	python -m pytest -v -s test

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