Encapsulation, inheritance and polymorphism

Tim Chase python.list at tim.thechases.com
Tue Jul 17 19:56:14 CEST 2012


On 07/17/12 12:24, Terry Reedy wrote:
> On 7/17/2012 8:01 AM, Lipska the Kat wrote:
>> In bash this is laughably trivial
>>
>> sort -nr $1 | head -${2:-10}
> 
> Won't sort work alphabetically and leave the following as is?
> 
> 1\talpha
> 11\tbeta
> 2\tgamma

Only if Lipska had omitted the "-n" which tells sort to treat
numbers like numbers.

For Lipska, you'd want to look into the "csv" module for parsing the
file easily (specifying '\t' as the delimiter).  You can then sort
and crop as-is, or you can use heapq.nsmallest()

-tkc






More information about the Python-list mailing list