class cdef __bool__(self)print('in bool'return false (bool(xtrue if xprint( the short story herein xuse __nonzero__ for boolean valuesor return from the __len__ fallback method to designate falsec:\codec:\python \python class cdef __nonzero__(self)print('in nonzero'return false returns int (or true/falsesame as / (bool(xin nonzero false if xprint( in nonzero but keep in mind that __nonzero__ works in onlyif used in it will be silently ignored and the object will be classified as true by default--just like using ' __bool__ in xand now that we've managed to cross over into the realm of philosophylet' move on to look at one last overloading contextobject demise object destruction__del__ it' time to close out this -and learn how to do the same for our class objects we've seen how the __init__ constructor is called whenever an instance is generated (and noted how __new__ is run first to make the objectits counterpartthe destructor method __del__is run automatically when an instance' space is being reclaimed ( at "garbage collectiontime)class lifedef __init__(selfname='unknown')print('hello nameself name name def live(self)print(self namedef __del__(self)print('goodbye self nameobject destruction__del__