enhancing/wrapping an existing instance of a duck

2008-08-31 Thread Neville Dempsey
Basically I have an existing (maybe a rather large and complicated (existing) instance) that I want to add new member to. Cheers N Hacks/attempts follow: from math import sqrt try2 duck_obj = [ i*i for i in range(25) ] # OR a large sparse matrix # I "want" to an a use

Re: enhancing/wrapping an existing instance of a duck

2008-08-31 Thread Neville Dempsey
What do I need to add to HTMLDecorator? A simpler example: import cgi class ClassX(object): pass # ... with own __repr__ class ClassY(object): pass # ... with own __repr__ inst_x=ClassX() inst_y=ClassY() inst_z=[ i*i for i in range(25) ] inst_b=True class HTMLDecorator(object): def

Re: if the else short form

2010-10-11 Thread Neville Dempsey
On Oct 11, 11:46 am, Lawrence D'Oliveiro wrote: > Nowadays we take it for granted that the core language should be a strong > and compact basis to build on, rather than providing lots of built-in > features, and all the rest should come from run-time libraries. Fast forward to 1972... In 1972 Bri