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@property
    def velocity_3d(self):
        velocity = PlayerEntity(self.index).velocity
        return velocity

    def something(self):
        print(self.velocity_3d)
        print(self.velocity_3d.length)

from listeners import OnEntityOutput
from players.entity import Player

@OnEntityOutput
def endTouch(output_name, activator, caller, value, delay):
    if output_name == 'OnEndTouch' and caller.classname == 'trigger_multiple':
        if activator.classname == "player":
            leaveZone(activator.index)

def velocity_3d(index):
    velocity = Player(index).velocity
    return velocity
	
def leaveZone(index):
    print(velocity_3d(index))
    print(velocity_3d(index).length)
    leaveZoneVelocity = velocity_3d