Merge pull request #1716 from nouiz/err_msg

theano/gof/link.py

@@ -120,15 +120,23 @@ def raise_with_op(op, thunk=None, exc_info=None):
                       for ipt in thunk.inputs]
             strides = [getattr(ipt[0], 'strides', 'No strides')
                        for ipt in thunk.inputs]
+            scalar_values = []
+            for ipt in thunk.inputs:
+                if getattr(ipt[0], "size", -1) == 1:
+                    scalar_values.append(ipt[0])
+                else:
+                    scalar_values.append("not scalar")
         else:
             shapes = "The thunk don't have an inputs attributes."
-            strides = "So we can't access the storage inputs value"
+            strides = "So we can't access the strides of inputs values"
+            scalar_values = "And can't print its inputs scalar value"
 
         types = [getattr(ipt, 'type', 'No type')
                  for ipt in op.inputs]
         detailed_err_msg += ("\nInputs shapes: %s" % shapes +
                              "\nInputs strides: %s" % strides +
-                             "\nInputs types: %s" % types)
+                             "\nInputs types: %s" % types +
+                             "\nInputs scalar values: %s" % scalar_values)
     else:
         detailed_err_msg += ("\nUse another linker then the c linker to"
                              " have the inputs shapes and strides printed.")