Traceback (most recent call last):
  File "/home/docs/checkouts/readthedocs.org/user_builds/cgat-apps/conda/latest/bin/cgat", line 11, in <module>
    sys.exit(main())
  File "/home/docs/checkouts/readthedocs.org/user_builds/cgat-apps/conda/latest/lib/python3.7/site-packages/cgat/cgat.py", line 129, in main
    module = imp.load_module(command, file, pathname, description)
  File "/home/docs/checkouts/readthedocs.org/user_builds/cgat-apps/conda/latest/lib/python3.7/imp.py", line 235, in load_module
    return load_source(name, filename, file)
  File "/home/docs/checkouts/readthedocs.org/user_builds/cgat-apps/conda/latest/lib/python3.7/imp.py", line 172, in load_source
    module = _load(spec)
  File "<frozen importlib._bootstrap>", line 696, in _load
  File "<frozen importlib._bootstrap>", line 677, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 728, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/docs/checkouts/readthedocs.org/user_builds/cgat-apps/conda/latest/lib/python3.7/site-packages/cgat/tools/cgat2rdf.py", line 81, in <module>
    from rdflib import Graph
ModuleNotFoundError: No module named 'rdflib'