Description: Creates a wire current source group in [[EM.Ferma]]. If the wire current group 'label' already exists, the group is activated.
== EM.Cube 's Python Functions for Source & Lumped Device Definition ==
====lumped_src({{ArgTypeString}} label, {{ArgTypeAny}} line_object, {{ArgTypeAny}} offset, {{ArgTypeAny}} polarity[, {{ArgTypeAny}} amplitude, {{ArgTypeAny}} phase, {{ArgTypeAny}} resistance])====