community.general/test/runner/yamlcheck.py

#!/usr/bin/env python
"""Show python and pip versions."""

import json

try:
    import yaml
except ImportError:
    yaml = None

try:
    from yaml import CLoader
except ImportError:
    CLoader = None

print(json.dumps(dict(
    yaml=bool(yaml),
    cloader=bool(CLoader),
)))