Merge branch 'turing-code' of https://github.com/covid-in/TheAlgorithms-Python into turing-code

Author: rtron-24

data_structures/trie/radix_tree.py

@@ -196,9 +196,11 @@ def print_tree(self, height: int = 0) -> None:
         for value in self.nodes.values():
             value.print_tree(height + 1)
 
+
 ## write unit test for the code using unittest library with logic similar to test_trie() function
 ## and call it from main()
 
+
 class TestRadixNode(unittest.TestCase):
     def test_trie(self) -> None:
         words = "banana bananas bandana band apple all beast".split()
@@ -229,5 +231,6 @@ def test_trie_2(self) -> None:
         assert root.find("foobbb")
         assert root.find("fooaaa")
 
+
 if __name__ == "__main__":
     unittest.main()