Returns r-length
subsequences of elements from the input iterable
.
Returns r-length
subsequences of elements from the input iterable
allowing
individual elements to be repeated more than once.
Creates an iterator that returns evenly spaced values.
Creates an iterator that cycles through elements from an iterable.
Returns successive r-length
permutations of elements from the iterable
.
Returns successive r-length
permutations of elements from the iterable
allowing individual elements to be repeated more than once.
Generates the Cartesian product of input iterables.
Creates an iterator that yields the same object repeatedly.