pctheory.set_complex ################ .. py:function:: assert_k(s: SetClass, t: SetClass) Asserts that *s* and *t* are in a K-relationship. Source: Morris, "Class Notes for Atonal Music Theory," p. 49 :param SetClass s: A set-class :param SetClass t: A set-class :return: ``True`` or ``False`` :rtype: bool .. py:function:: assert_kh(s: SetClass, t: SetClass) Asserts that *s* and *t* are in a Kh-relationship. Source: Morris, "Class Notes for Atonal Music Theory," p. 49 :param SetClass s: A set-class :param SetClass t: A set-class :return: ``True`` or ``False`` :rtype: bool .. py:function:: get_k12(nexus: SetClass) Gets a K-complex about a provided nexus set. :param SetClass nexus: A nexus set-class :return: The K-complex :rtype: list *Only compatible with mod 12 .. py:function:: get_kh12(nexus: SetClass) Gets a Kh-complex about a provided nexus set. :param SetClass nexus: A nexus set-class :return: The Kh-complex :rtype: list *Only compatible with mod 12