class HTTPAuthorizationCredentials(BaseModel):
    """
    The HTTP authorization credentials in the result of using `HTTPBearer` or
    `HTTPDigest` in a dependency.

    The HTTP authorization header value is split by the first space.

    The first part is the `scheme`, the second part is the `credentials`.

    For example, in an HTTP Bearer token scheme, the client will send a header
    like:

    ```

            )
            definitions.update(m_definitions)
            model_name = model_name_map[model]
            if "description" in m_schema:
                m_schema["description"] = m_schema["description"].split("\f")[0]
            definitions[model_name] = m_schema
        return definitions

    def is_pv1_scalar_field(field: ModelField) -> bool:
        from fastapi import params