in tools/registry.py [0:0]
def delete(self, module_name, version):
"""Delete an existing module version."""
p = self.root.joinpath("modules", module_name)
shutil.rmtree(p.joinpath(version))
metadata_path = p.joinpath("metadata.json")
metadata = json.load(metadata_path.open())
if version in metadata["versions"]:
metadata["versions"].remove(version)
json_dump(metadata_path, metadata)