Traceback (most recent call last):
  File "/home/kristian/.virtualenvs/hydrus/src/hydra-python-core/hydra_python_core/doc_maker.py", line 61, in create_doc
    id_ = doc["@id"]
KeyError: '@id'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "app.py", line 15, in <module>
    agent = Agent(url)
  File "/home/kristian/.virtualenvs/hydrus/src/hydra-agent/hydra_agent/agent.py", line 30, in __init__
    self.fetch_apidoc()
  File "/home/kristian/.virtualenvs/hydrus/src/hydra-agent/hydra_agent/agent.py", line 48, in fetch_apidoc
    self.api_doc = doc_maker.create_doc(jsonld_api_doc)
  File "/home/kristian/.virtualenvs/hydrus/src/hydra-python-core/hydra_python_core/doc_maker.py", line 63, in create_doc
    raise SyntaxError("The API Documentation must have [@id]")
SyntaxError: The API Documentation must have [@id]


Which comes from these lines on Hydrus:

def create_doc(doc: Dict[str, Any], HYDRUS_SERVER_URL: str = None,
               API_NAME: str = None) -> HydraDoc:
    """Create the HydraDoc object from the API Documentation.

    Raises:
        SyntaxError: If the `doc` doesn't have an entry for `@id` key.
        SyntaxError: If the `@id` key of the `doc` is not of
            the form : '[protocol] :// [base url] / [entrypoint] / vocab'

    """
    # Check @id
    try:
        id_ = doc["@id"]
    except KeyError:
        raise SyntaxError("The API Documentation must have [@id]")