1. A welding torch comprising: a mechanically actuated trigger switch having a trigger open position and a trigger closed position; and an electrically actuated training switch coupled with the mechanically actuated trigger switch via a conductor, wherein the electrically actuated training switch is configured to close when the electrically actuated training switch receives a trigger enable signal, and wherein welding power flows through the welding torch only while both the electrically actuated training switch is closed and the mechanically actuated trigger switch is in the trigger closed position.