Changeset 2829 for trunk

Timestamp:

11/20/2008 03:56:53 PM (7 weeks ago)

Author:

guyer

Message:

Raise a warning when trying to "solve" an integer CellVariable.
Fixes ticket:143

Files:

• trunk/fipy/terms/term.py (modified) (1 diff)

trunk/fipy/terms/term.py

@@ -89 +89 @@
 
     def __buildMatrix(self, var, SparseMatrix, boundaryConditions, dt):
-
+        if numerix.sctype2char(var.getsctype()) not in numerix.typecodes['Float']:
+            import warnings
+            warnings.warn("""sweep() or solve() are likely to produce erroneous results when `var` does not contain floats.""",
+                          UserWarning, stacklevel=3)
+        
         self._verifyCoeffType(var)