Hello Group, I am puzzled about this: The following
code implements a simple FIFO object.
class Queue:
"Implementing a FIFO data structure."
# Methods
def __init__(self):
self.queue = []
def emptyP(self):
return (self.queue == [])
def insert(self, item):
--- Karl Pflästerer <[EMAIL PROTECTED]> schrieb:
>
> The values of optional arguments are only once
> evaluated (when Python
> reads the definition). If you place there mutable
> objects like e.g. a
> list most of the time the effect you see is not what
> you want. So you
> have to write it a bi
