X-Git-Url: https://svn.cri.ensmp.fr/git/linpy.git/blobdiff_plain/663316ddc03c19cf06e95bad67fd5ac2bb5e1dfc..6ec23dc57252ffe01aa60595fc499f580381e4a9:/pypol/polyhedra.py

diff --git a/pypol/polyhedra.py b/pypol/polyhedra.py
index a08213d..2eaa7b5 100644
--- a/pypol/polyhedra.py
+++ b/pypol/polyhedra.py
@@ -6,6 +6,7 @@ import numbers
 from . import islhelper
 
 from .islhelper import mainctx, libisl
+from .geometry import GeometricObject
 from .coordinates import Point
 from .linexprs import Expression, Symbol, Rational
 from .domains import Domain
@@ -33,11 +34,7 @@ class Polyhedron(Domain):
             if inequalities is not None:
                 raise TypeError('too many arguments')
             return cls.fromstring(equalities)
-        elif isinstance(equalities, Polyhedron):
-            if inequalities is not None:
-                raise TypeError('too many arguments')
-            return equalities
-        elif isinstance(equalities, Domain):
+        elif isinstance(equalities, GeometricObject):
             if inequalities is not None:
                 raise TypeError('too many arguments')
             return equalities.aspolyhedron()