Can I do this faster?

[Olaf Delgado]

Horst Gassner <horst at proceryon.at> writes:
> Hello!
> 
> The following code is executed very often in my program and I would be
> happy if someone could help me to speed this up.
> 
> def __GetRowID (s, row):
> 	for key in s.__rowDict.keys():
> 		if s.__rowDict[key]['data'] == row:
> 			return key

I imagine the following might be slightly faster:

def __GetRowID (s, row):
	for key, val in s.__rowDict.items():
		if val['data'] == row:
			return key

Some kind of caching would help a lot more, I guess.

-- 
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  Olaf  Delgado Friedrichs, Bielefeld, Germany
  `='   --- http://www.mathematik.uni-bielefeld.de/~delgado ---