def __init__(self, shn, shot=None, head=None, dig=None, eqi=None):
if shot is None:
shot = self.find_shot(shn)
if head is None:
head = shot.head
if dig is None:
dig = shot.dig
self.shot = shot
digitizer = DigitizerClasses[dig](shn)
try:
viewers = eqi.get_viewers(self)
except AttributeError:
viewers = ()
Probe.__init__(self, head, digitizer, R0=1.645, z0=-0.966,
eqi=eqi, viewers=viewers)
def __init__(self, shn, plunge=1):
digitizer = DigitizerRCP(shn, plunge)
Probe.__init__(self, digitizer)