src/sage/geometry/polyhedron/parent.py: Use lazy_import for Polyhedro…

…n_RDF_cdd
sagemath · Sep 30, 2021 · 7f317f1 · 7f317f1
1 parent 5ec8fa8
commit 7f317f1
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/sage/geometry/polyhedron/parent.py b/src/sage/geometry/polyhedron/parent.py
@@ -1127,7 +1127,8 @@ def _make_Line(self, polyhedron, data):
 
 
 
-from sage.geometry.polyhedron.backend_cdd import Polyhedron_QQ_cdd, Polyhedron_RDF_cdd
+from sage.geometry.polyhedron.backend_cdd import Polyhedron_QQ_cdd
+lazy_import('sage.geometry.polyhedron.backend_cdd_rdf', Polyhedron_RDF_cdd)
 from sage.geometry.polyhedron.backend_ppl import Polyhedron_ZZ_ppl, Polyhedron_QQ_ppl
 from sage.geometry.polyhedron.backend_normaliz import Polyhedron_normaliz, Polyhedron_ZZ_normaliz, Polyhedron_QQ_normaliz
 from sage.geometry.polyhedron.backend_polymake import Polyhedron_polymake