[newbie] making rows of table with discrete values for different number systems

Terry Reedy tjreedy at udel.edu
Mon Feb 3 22:50:06 CET 2014


On 2/3/2014 10:05 AM, Jean Dupont wrote:
> Op maandag 3 februari 2014 02:56:43 UTC+1 schreef Asaf Las:
>> On Sunday, February 2, 2014 10:51:15 PM UTC+2, Jean Dupont wrote:
>>> Op zondag 2 februari 2014 19:10:32 UTC+1 schreef Peter Otten:
>>>
>>> I'm looking for an efficient method to produce rows of tables like this:
>>> jean
>> you can also try to make below universal for all needed bases:
>> m = lambda m, n: 1 if m & n else 0

name = lambda xxx is poor style because it produces a function object 
lacking a proper name. Reusing the function name as a local is also 
confusing. The above is equivalent to

def m(k, n): return 1 if k & n else 0

>> k = [[ m(x,8) , m(x, 4), m(x, 2), m(x, 1)] for x in range(10)]
>> print (k)
> Dear Asaf,
> I'm not at ease with lamba-notation, could you show me how to modify your
> example for the base 3 case? I guess then it will be much clearer to me
>
> thanks in advance
> jean
>


-- 
Terry Jan Reedy




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