import json

import subprocess

def latest_version():

return {"type": "latest"}

def get_version(output: str):

if not output:

return latest_version()

else:

tags = [t.strip() for t in output.splitlines(keepends=False) if t.startswith("v")]

# Ignore pre-release versions

tags = [tag for tag in tags if "-" not in tag]

if not tags:

return latest_version()

tags = sorted(tags)

tag = tags[0]

return {"type": "stable", "version": tag}

if __name__ == "__main__":

"""

Calculates whether the current commit is a stable version (=there is some tag pointing to it) or

an unstable one.

"""

output = subprocess.check_output(["git", "tag", "--points-at", "HEAD"]).decode().strip()

version = get_version(output)

print(json.dumps(version))