ng> (<em>array-like object</em><em>, </em><em>optional</em>) – The crystal vector to use for one of the two shifting vectors.  If
not given, will be set to the shortest in-plane lattice vector.</p></li>
<li><p><strong>a2vect_uvw</strong> (<em>array-like object</em><em>, </em><em>optional</em>) – The crystal vector to use for one of the two shifting vectors.  If
not given, will be set to the shortest in-plane lattice vector not
parallel to a1vect_uvw.</p></li>
<li><p><strong>conventional_setting</strong>