fixup! Format Python code with psf/black push

Author: github-actions

data_structures/binary_tree/binary_tree_mirror.py

@@ -7,7 +7,9 @@
 """
 
 
-def binaryTreeMirrorDict(root: int, binary_tree: dict = {}, binary_tree_mirror: dict = {}):
+def binaryTreeMirrorDict(
+    root: int, binary_tree: dict = {}, binary_tree_mirror: dict = {}
+):
     if root is None or root not in binary_tree.keys():
         return
     left_child = binary_tree[root][0]
@@ -16,6 +18,7 @@ def binaryTreeMirrorDict(root: int, binary_tree: dict = {}, binary_tree_mirror:
     binaryTreeMirrorDict(left_child, binary_tree, binary_tree_mirror)
     binaryTreeMirrorDict(right_child, binary_tree, binary_tree_mirror)
 
+
 def binaryTreeMirror(root: int, binary_tree: dict = {}) -> dict:
     """
     >>> binaryTreeMirror(1, { 1: [2,3], 2: [4,5], 3: [6,7], 7: [8,9]})
@@ -32,7 +35,7 @@ def binaryTreeMirror(root: int, binary_tree: dict = {}) -> dict:
 
 
 if __name__ == "__main__":
-    binary_tree = { 1: [2,3], 2: [4,5], 3: [6,7], 4: [10,11], 5: [12,13],7: [8,9]}
+    binary_tree = {1: [2, 3], 2: [4, 5], 3: [6, 7], 4: [10, 11], 5: [12, 13], 7: [8, 9]}
     root = 1
     print("Binary tree:", sep=" ")
     print(binary_tree)