Fixed the error message.

theano/sandbox/linalg/ops.py

@@ -909,8 +909,8 @@ class Eig(Op):
         try:
             w[0], v[0] = [z.astype(x.dtype) for z in self._numop(x)]
         except numpy.linalg.LinAlgError:
-            logger.debug('Failed to find %s of %s' % (node.inputs[0], 
-                                                      self._numop.__name__))
+            logger.debug('Failed to find %s of %s' % (self._numop.__name__,
+                                                      node.inputs[0])
             raise
 
     def infer_shape(self, node, shapes):