There is a repeat argument on the product function that is used exactly for what you want to do: >>> for s in product(var, repeat=2) print ''.join(s)
On Wed, Feb 4, 2015 at 1:01 PM, Raúl Cumplido <raulcumpl...@gmail.com> wrote: > sorry, just me being stupid :P should have read closely what the problem > was > > On Wed, Feb 4, 2015 at 12:54 PM, Raúl Cumplido <raulcumpl...@gmail.com> > wrote: > >> I think you want to use combinations_with_replacement: >> >> >>> var = ['a', 'b', 'c', 'd', 'e'] >> >> >>> length=int(raw_input("enter the length of random letters you need ")) >> enter the length of random letters you need 2 >> >> >>> length >> 2 >> >> >>> from itertools import combinations_with_replacement >> >> >>> [''.join(s) for s in combinations_with_replacement(var, 2)] >> ['aa', >> 'ab', >> 'ac', >> 'ad', >> 'ae', >> 'bb', >> 'bc', >> 'bd', >> 'be', >> 'cc', >> 'cd', >> 'ce', >> 'dd', >> 'de', >> 'ee'] >> >> On Wed, Feb 4, 2015 at 12:38 PM, Alan Gauld <alan.ga...@btinternet.com> >> wrote: >> >>> On 04/02/15 09:46, Suresh Kumar wrote: >>> >>> print var >>>>>>> >>>>>> ['a', 'b', 'c', 'd', 'e'] >>>> >>> >>> the user gave two so code should be like this >>>> >>>>> for i in itertools.product(var,var): >>>>>>> >>>>>> print i[0]+i[1] >>>> >>> >>> output of code should be like this >>>> aa >>>> ab >>>> >>> ... >>> >>>> ee >>>> >>> >>> based on the user given input of length i need to add var in for loop >>>> if 3 given >>>> >>>>> for i in itertools.product(var,var,var): >>>>>>> >>>>>> print i[0]+i[1]+i[2] >>>> >>> >>> OK, So the question is how to pass n copies of var to product()? >>> >>> You could do it by enclosing var in an outer list or tuple, then >>> unpacking the result in the call to product(): >>> >>> Untested... >>> >>> for i in itertools.product(*((var,) * n)): >>> print ''.join(i) >>> >>> Does that work? >>> >>> >>> >>> -- >>> Alan G >>> Author of the Learn to Program web site >>> http://www.alan-g.me.uk/ >>> http://www.amazon.com/author/alan_gauld >>> Follow my photo-blog on Flickr at: >>> http://www.flickr.com/photos/alangauldphotos >>> >>> >>> _______________________________________________ >>> Tutor maillist - Tutor@python.org >>> To unsubscribe or change subscription options: >>> https://mail.python.org/mailman/listinfo/tutor >>> >> >> > _______________________________________________ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: https://mail.python.org/mailman/listinfo/tutor