treat object of class Idx in SymbolicExpr

pyccel · Jan 27, 2020 · c5786c0 · c5786c0
1 parent d668c6d
commit c5786c0
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/sympde/topology/mapping.py b/sympde/topology/mapping.py
@@ -2,7 +2,7 @@
 
 from collections  import OrderedDict
 
-from sympy import Indexed, IndexedBase, Matrix, ImmutableDenseMatrix
+from sympy import Indexed, IndexedBase, Idx, Matrix, ImmutableDenseMatrix
 from sympy import Function
 from sympy import sympify
 from sympy.core import Basic
@@ -851,6 +851,9 @@ def eval(cls, *_args, **kwargs):
         elif isinstance(expr, Indexed):
             return expr
 
+        elif isinstance(expr, Idx):
+            return expr
+
         elif isinstance(expr, Function):
             return expr