dummy method - to be overwritten by child class
(self, n=None)
| 2006 | def _tracer(self, a=None, b=None): |
| 2007 | """dummy method - to be overwritten by child class""" |
| 2008 | def _delay(self, n=None): |
| 2009 | """dummy method - to be overwritten by child class""" |
| 2010 | |
| 2011 | fd = forward |
| 2012 | bk = back |