From f7e1aad147a8ecaff3913a8fd15d87baceab4a14 Mon Sep 17 00:00:00 2001
From: Martin Diehl <mail@martin-diehl.net>
Date: Thu, 27 May 2021 18:44:20 +0200
Subject: [PATCH] single source of truth

---
 python/damask/_orientation.py | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/python/damask/_orientation.py b/python/damask/_orientation.py
index a57ac5d84..864ed56a3 100644
--- a/python/damask/_orientation.py
+++ b/python/damask/_orientation.py
@@ -7,12 +7,6 @@ from . import util
 from . import tensor
 from . import lattice as lattice_
 
-crystal_families = ['triclinic',
-                    'monoclinic',
-                    'orthorhombic',
-                    'tetragonal',
-                    'hexagonal',
-                    'cubic']
 
 lattice_symmetries = {
                 'aP': 'triclinic',
@@ -185,7 +179,7 @@ class Orientation(Rotation):
                                          if master[m].shape[-1] == 6 else \
                                          {'direction':self.Bravais_to_Miller(uvtw=master[m][:,0:4]),
                                           'plane':    self.Bravais_to_Miller(hkil=master[m][:,4:8])}
-        elif lattice in crystal_families:
+        elif lattice in set(lattice_symmetries.values()):
             self.family  = lattice
             self.lattice = None