+Change the values of some input ports before execution
+----------------------------------------------------------------------
+::
+
+ driver -imynode.i=5 -imynode.d=.7 -imynode.b=False -imynode.s=lili schema.xml
+
+In this example, the ports "i", "d", "b" and "s" of the node "mynode" are initialized and the schema is launched.
+
+Only the ports of the following types can be initialized this way:
+
+ - int
+ - double
+ - bool
+ - string