fix: normalize the Simple Repo project name from the package name as per PEP 503

jenstroeger · jenstroeger · commit a6b4a2a102b4 · 2026-04-08T18:18:05.000+10:00
diff --git a/Makefile b/Makefile
@@ -198,16 +198,17 @@ dist/$(PACKAGE_NAME)-$(PACKAGE_VERSION)-build-epoch.txt:
 	echo $(SOURCE_DATE_EPOCH) > dist/$(PACKAGE_NAME)-$(PACKAGE_VERSION)-build-epoch.txt
 
 # Build a PEP-503 compatible Simple Repository directory inside of dist/. For details on
-# the layout of that directory, see: https://peps.python.org/pep-0503/
+# the layout of that directory and the normalized project name, see: https://peps.python.org/pep-0503/
 # The directory can then be used to install (hashed) artifacts by using `pip` and
 # its `--extra-index-url` argument: https://pip.pypa.io/en/stable/cli/pip_install/#cmdoption-extra-index-url
+PROJECT_NAME := $(shell python -c $$'import re; print(re.sub(r"[-_.]+", "-", "$(PACKAGE_NAME)").lower());')
 .PHONY: simple-index
 simple-index: dist/$(PACKAGE_NAME)-$(PACKAGE_VERSION)-py3-none-any.whl dist/$(PACKAGE_NAME)-$(PACKAGE_VERSION).tar.gz
-	mkdir -p dist/simple-index/$(PACKAGE_NAME)
+	mkdir -p dist/simple-index/$(PROJECT_NAME)
 	echo -e "<!-- https://peps.python.org/pep-0503/ -->\n<!DOCTYPE html><html><head><meta name='pypi:repository-version' content='1.3'></head><body><a href='/$(PACKAGE_NAME)/'>$(PACKAGE_NAME)</a></body></html>" > dist/simple-index/index.html
-	echo -e "<!-- https://peps.python.org/pep-0503/ -->\n<!DOCTYPE html><html><head><meta name='pypi:repository-version' content='1.3'></head><body><a href='$(PACKAGE_NAME)-$(PACKAGE_VERSION)-py3-none-any.whl'>$(PACKAGE_NAME)-$(PACKAGE_VERSION)-py3-none-any.whl</a><a href='$(PACKAGE_NAME)-$(PACKAGE_VERSION).tar.gz'>$(PACKAGE_NAME)-$(PACKAGE_VERSION).tar.gz</a></body></html>" > dist/simple-index/$(PACKAGE_NAME)/index.html
-	cp -f dist/$(PACKAGE_NAME)-$(PACKAGE_VERSION)-py3-none-any.whl dist/simple-index/$(PACKAGE_NAME)/
-	cp -f dist/$(PACKAGE_NAME)-$(PACKAGE_VERSION).tar.gz dist/simple-index/$(PACKAGE_NAME)/
+	echo -e "<!-- https://peps.python.org/pep-0503/ -->\n<!DOCTYPE html><html><head><meta name='pypi:repository-version' content='1.3'></head><body><a href='$(PACKAGE_NAME)-$(PACKAGE_VERSION)-py3-none-any.whl'>$(PACKAGE_NAME)-$(PACKAGE_VERSION)-py3-none-any.whl</a><a href='$(PACKAGE_NAME)-$(PACKAGE_VERSION).tar.gz'>$(PACKAGE_NAME)-$(PACKAGE_VERSION).tar.gz</a></body></html>" > dist/simple-index/$(PROJECT_NAME)/index.html
+	cp -f dist/$(PACKAGE_NAME)-$(PACKAGE_VERSION)-py3-none-any.whl dist/simple-index/$(PROJECT_NAME)/
+	cp -f dist/$(PACKAGE_NAME)-$(PACKAGE_VERSION).tar.gz dist/simple-index/$(PROJECT_NAME)/
 
 # Build the HTML and Markdown documentation from the package's source.
 DOCS_SOURCE := $(shell git ls-files docs/source)
