DO NOT TOUCH the import of range from six.moves ! This is part of our general move toward python3 !
And do never use xrange, this is now forbidden. Frederic Le mardi 6 décembre 2016 16:26:12 UTC+1, Peleg Michaeli a écrit : > > I actually think that this is an unwanted behaviour of `six`. > > Anyway, we may let `Graph` handle xrange lists of neighbours if we want to > keep it that way. > > On Tuesday, 6 December 2016 17:18:29 UTC+2, Peleg Michaeli wrote: >> >> I have tried to move LollipopGraph into families, but there was a >> problem. In families, there's the following import: >> >> from six.moves import range >> >> This overrides Python's range. I don't know why. The original >> implementation of Lollipop graph uses Python's range, and when it tries to >> use the new (six.moves) range it fails (with "This input cannot be turned >> into a graph"). >> >> I can clearly fix this, by setting something like python_range = range >> before the six.moves import, but it is not very elegant. I can also use >> networkx's implementation of LollipopGraph (as done with BarbellGraph), but >> I am not sure you consider this as the right direction to go. >> >> What do you think? >> >> On Wednesday, 30 November 2016 00:40:21 UTC+2, Dima Pasechnik wrote: >>> >>> >>> >>> On Tuesday, November 29, 2016 at 4:42:51 PM UTC, Peleg Michaeli wrote: >>>> >>>> Dear list members, >>>> >>>> I was wondering what really makes the difference between the graph >>>> generators in `basic.py` and those in `families.py`. >>>> >>>> For one concrete example, I was wondering why `LollipopGraph` appears >>>> in `basic.py` and `BarbellGraph` appears in `families.py`. These two >>>> graphs >>>> are very similar. >>>> >>>> I ask this for a practical reason: I would like to add a couple of >>>> graph families, including the Tadpole graph (which is very similar to the >>>> Lollipop graph and the Barbell graph) and the Dipole graph (which is one >>>> of >>>> the simplest multigraphs). >>>> >>>> What do you think? >>>> >>> >>> I think all of them could go into families.py >>> >>> >>>> >>>> >>>> Best, >>>> Peleg. >>>> >>> -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.
