Fix the message in RuntimeError #67

	# Publish archives to PyPI using GitHub Actions

	name: Publish to PyPI

	# Only run for pushes to the main branch and releases.
	on:
	push:
	branches:
	- main
	release:
	types:
	- published
	# Runs for pull requests should be disabled other than for testing purposes
	#pull_request:
	# branches:
	# - main

	jobs:
	publish-pypi:
	name: Publish to PyPI
	runs-on: ubuntu-latest
	if: github.repository == 'GenericMappingTools/sphinx_gmt'

	steps:
	- name: Checkout
	uses: actions/checkout@v4.1.5
	with:
	# fetch all history so that setuptools-scm works
	fetch-depth: 0

	- name: Set up Python
	uses: actions/setup-python@v4.7.1
	with:
	python-version: '3.10'

	- name: Install dependencies
	run: python -m pip install build

	# This step is only necessary for testing purposes and for TestPyPI
	- name: Fix up version string for TestPyPI
	if: ${{ !startsWith(github.ref, 'refs/tags') }}
	run: \|
	# Change setuptools-scm local_scheme to "no-local-version" so the
	# local part of the version isn't included, making the version string
	# compatible with PyPI.
	sed --in-place "s/node-and-date/no-local-version/g" setup.py

	- name: Build source and wheel distributions
	run: \|
	make package
	echo ""
	echo "Generated files:"
	ls -lh dist/

	- name: Publish to PyPI
	if: startsWith(github.ref, 'refs/tags')
	uses: pypa/gh-action-pypi-publish@v1.8.12
	with:
	password: ${{ secrets.PYPI_API_TOKEN }}

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