Le 22 Jun 2005 11:44:09 -0700, [EMAIL PROTECTED] a écrit :
> You also could use a list to represent your data, then you get more
> dimensions supported, e.g:
> import math
> class Point:
> def __init__(self, *args):
> self.points = list(args)
>
> def dist(x, y):
> if len(x.points) != len(y.points):
> raise RuntimeError('dimensions not the same')
> d = 0
> for i in range(len(x.points)):
> d += (x.points[i] - y.points[i])**2
> return math.sqrt(d)
>
My rewrite (same idea) :-)
class Point(object):
def __init__(self, *args):
self.coords = list(args) # or even args ?
def dist(self, other):
d2 = sum([ (c1-c2)*(c1-c2) for c1, c2 in zip(self.coords,
other.coords)])
return math.sqrt(d2)
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