Update split.py

Author: MaximSmolskiy

strings/split.py

@@ -20,13 +20,11 @@ def split(string: str, separator: str = " ") -> list:
     """
 
     split_words = []
-    last_index = 0
 
+    last_index = 0
     for index, char in enumerate(string):
         if char == separator:
-            split_words.append(
-                string[last_index:index]
-            )  # Add substring between separators
+            split_words.append(string[last_index:index])
             last_index = index + 1
         if index + 1 == len(string):
             split_words.append(string[last_index : index + 1])