Merge branch 'release-6.4.0' #13

	name: Release to PyPI

	on:
	push:
	tags:
	- 'v..*'
	jobs:
	tarball:
	if: github.event_name == 'push'
	timeout-minutes: 1
	runs-on: ubuntu-20.04
	env:
	PYPI_USERNAME: ${{ secrets.PYPI_USERNAME }}
	PYPI_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
	steps:
	- uses: actions/checkout@v1

	- uses: actions/setup-python@v1
	with:
	python-version: "3.8.x"

	# https://github.hscsec.cnmunity/t/how-to-get-just-the-tag-name/16241/4
	- name: Extract the version number
	id: get_version
	run: \|
	echo ::set-output name=V::$(python smart_open/version.py)

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m venv venv
	. venv/bin/activate
	pip install twine wheel

	- name: Build and upload tarball to PyPI
	run: \|
	. venv/bin/activate
	python setup.py sdist
	twine upload dist/smart_open-${{ steps.get_version.outputs.V }}.tar.gz -u ${{ env.PYPI_USERNAME }} -p ${{ env.PYPI_PASSWORD }}

	- name: Build and upload wheel to PyPI
	run: \|
	. venv/bin/activate
	python setup.py bdist_wheel
	twine upload dist/smart_open-${{ steps.get_version.outputs.V }}-py3-none-any.whl -u ${{ env.PYPI_USERNAME }} -p ${{ env.PYPI_PASSWORD }}

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