def guarded_enumerate(seq, start=0):
return NullIter(enumerate(guarded_iter(seq), start=start))
def guarded_all(seq):
return all(guarded_iter(seq))
def guarded_enumerate(seq, start=0):
return NullIter(enumerate(guarded_iter(seq), start=start))
def guarded_any(seq):
return any(guarded_iter(seq))
