code: func Anyp(iterator Enumerable, p Predicate) bool {
  	done := make(chan struct{})
  	defer close(done)
  
  	for element := range iterator.Enumerate(done) {
  		if p(element) {
  			return true
  		}
  	}
  	return false
  }
docs: // Anyp tests an Enumerable to see if there are any elements present that meet a criteria.