Try this

Author: Devon Ryan

pyproject.toml

@@ -30,6 +30,12 @@ classifiers = [
 download = "https://github.com/deeptools/py2bit"
 homepage = "https://github.com/deeptools/py2bit"
 
+[tool.setuptools]
+# Override setuptools autodiscovery algorithm
+# Only include package test data/source for wheel distribution
+include-package-data = true
+packages = ["py2bitTest"]
+
 # Enable version inference from scm
 [tool.setuptools_scm]