Fix formatting.

laurentluce · laurentluce · commit b6d837322ea7 · 2014-12-26T17:05:43.000-05:00
diff --git a/algorithms/binary_tree.py b/algorithms/binary_tree.py
@@ -129,7 +129,7 @@ def compare_trees(self, node):
         else:
             res = self.right.compare_trees(node.right)
         return res
-                
+
     def print_tree(self):
         """
         Print tree content inorder
@@ -147,7 +147,7 @@ def tree_data(self):
         # we use a stack to traverse the tree in a non-recursive way
         stack = []
         node = self
-        while stack or node: 
+        while stack or node:
             if node:
                 stack.append(node)
                 node = node.left
@@ -167,4 +167,5 @@ def children_count(self):
             cnt += 1
         if self.right:
             cnt += 1
-        return cnt
+        return cnt
+
