all_are_positive_integers¶
-
abjad.mathtools.all_are_positive_integers.
all_are_positive_integers
(argument)¶ Is true when
argument
is an iterable collection of positive integers.>>> abjad.mathtools.all_are_positive_integers([1, 2, 3, 99]) True
>>> abjad.mathtools.all_are_positive_integers(17) False
Returns true or false.