human
Solve the following python programming problem given the following code:
def closestKValues(self, root, target, k) : 
    '
        :type root: TreeNode
        :type target: float
        :type k: int
        :rtype: List[int]
        ' 
    class BSTIterator () : 
        def __init__(self, stack, child1, child2) : 
            self.stack = list (stack) 
            self.cur = self.stack.pop () 
            self.child1 = child1 
            self.child2 = child2 
def next(self) : 
            node = None 
            if (self.cur and self.child1 (self.cur)) : 
                self.stack.append (self.cur) 
                node = self.child1 (self.cur) 
                while self.child2 (node) : 
                    self.stack.append (node) 
                    node = self.child2 (node) 
else : 
                if self.stack : 
                    prev = self.cur 
                    node = self.stack.pop () 
                    while node : 
                        if (self.child2 (node) is prev) : 
                            break 
else : 
                            prev = node 
                            node = (self.stack.pop () if self.stack else None) 
self.cur = node 
            return node 
stack = [] 
    while root : 
        stack.append (root) 
        root = (root.left if (target < root.val) else root.right) 
dist = (lambda node : (abs ((node.val - target)) if node else float ('inf'))) 
    stack = stack [: (stack.index (min (stack, key = dist)) + 1)] 
    backward = (lambda node : node.left) 
    forward = (lambda node : node.right) 
    (smaller_it, larger_it) = (BSTIterator (stack, backward, forward), BSTIterator (stack, forward, backward)) 
    (smaller_node, larger_node) = (smaller_it.next (), larger_it.next ()) 
    result = [stack [(- 1)].val] 
    for _ in xrange ((k - 1)) : 
        if (dist (target) < dist (larger_node)) : 
            result.append (smaller_node.val) 
            smaller_node = smaller_it.next () 
else : 
            result.append (larger_node.val) 
            larger_node = larger_it.next () 
return result 

    
    

    Fix the buggy line: if (dist (target) < dist (larger_node)) :
assistant
#Here is Python program to fix the buggy line: if (dist (target) < dist (larger_node)) :
.

if (dist (smaller_node) < dist (larger_node)) :