Method takes uri and creates a RDF graph from Fedora Repository

        Args:
            uri(str): URI of Fedora URI

        Returns:
            rdflib.Graph

def read(self, uri):
        """Method takes uri and creates a RDF graph from Fedora Repository

        Args:
            uri(str): URI of Fedora URI

        Returns:
            rdflib.Graph
        """
        read_response = self.connect(uri)
        fedora_graph = rdflib.Graph().parse(
            data=read_response.read(),
            format='turtle')
        return fedora_graph