Sean Gillies wrote:
> And the reason all this is important is that to GEOS, 2 differently
> valued geometries can be topologically equal:

Well then, yes, you do want "==" to mean something different. Sorry, my 
limited understanding of what "topologically equal" means.

>   >>> from shapely.geometry import LineString
>   >>> a = LineString(((-1, -1), (1, 1)))
>   >>> b = LineString(((-1, -1), (0, 0), (1, 1)))
>   >>> a.wkt == b.wkt
>   False
>   >>> a.equals(b)
>   True

So what would "a == b" return, and :

 >>> a = LineString(((-1, -1), (0, 0), (1, 1)))
 >>> b = LineString(((-1, -1), (0, 0), (1, 1)))

 >>> a == b


-Chris

-- 
Christopher Barker, Ph.D.
Oceanographer

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