Fixes black failures from Previous PR (#1751)

* Fixes black failures from Previous PR * Fixes equality testing alert * Fixes call to main() alert * Fixes unused import
2020-02-13 02:19:41 +05:30
parent f0dfc4f46d
commit 4866b1330b
6 changed files with 9 additions and 7 deletions
--- a/dynamic_programming/optimal_binary_search_tree.py
+++ b/dynamic_programming/optimal_binary_search_tree.py
@@ -24,6 +24,7 @@ from random import randint

 class Node:
    """Binary Search Tree Node"""
+
    def __init__(self, key, freq):
        self.key = key
        self.freq = freq