I noticed that when no match are found with the membership method, cat1.mt_input object is empty and then, doing e.g. mt.multiple(cat1,cat2) fails(TypeError: 'NoneType' object is not subscriptable). I think in this case it should return a warning and print that 0 match are found.
I noticed that when no match are found with the membership method, cat1.mt_input object is empty and then, doing e.g. mt.multiple(cat1,cat2) fails
(TypeError: 'NoneType' object is not subscriptable)
. I think in this case it should return a warning and print that 0 match are found.