Log the input name instead of value input (#103)

Author: jbrambleDC

flytekit/common/tasks/sdk_runnable.py

@@ -492,8 +492,8 @@ def _validate_inputs(self, inputs):
         for k, v in _six.iteritems(inputs):
             if not self._is_argname_in_function_definition(k):
                 raise _user_exceptions.FlyteValidationException(
-                    "The input '{}' was not specified in the task function.  Therefore, this input cannot be "
-                    "provided to the task.".format(v)
+                    "The input named '{}' was not specified in the task function.  Therefore, this input cannot be "
+                    "provided to the task.".format(k)
                 )
             if _type_helpers.get_sdk_type_from_literal_type(v.type) in type(self)._banned_inputs:
                 raise _user_exceptions.FlyteValidationException(