How can I make a class that can be converted into an int?
Mikael Olofsson
mikael at isy.liu.se
Mon Oct 2 11:12:58 EDT 2006
Matthew Wilson wrote:
> What are the internal methods that I need to define on any class so that
> this code can work?
>
> c = C("three")
>
> i = int(c) # i is 3
From Python Reference Manual, section 3.4.7 Emulating numeric types:
__complex__( self)
__int__( self)
__long__( self)
__float__( self)
Called to implement the built-in functions complex(), int(),
long(), and float(). Should return a value of the appropriate type.
/MiO
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