@classmethod
def get(cls, project_id, blueprint_id):
    """ Retrieve a blueprint chart.

        Parameters
        ----------
        project_id : str
            The project's id.
        blueprint_id : str
            Id of blueprint to retrieve chart.

        Returns
        -------
        BlueprintChart
            The queried blueprint chart.
        """
    url = 'projects/{}/blueprints/{}/blueprintChart/'.format(project_id,
        blueprint_id)
    return cls.from_location(url)
