reogranized imports

schema.py

@@ -1,5 +1,6 @@
 import json
 import os
+
 import yaml
 
 from config import Config
@@ -7,9 +8,11 @@ from renderer import Renderer
 from structure import Structure
 from xml_loader import XMLLoader
 
+
 class UnsupportedFormatException(Exception):
     ...
 
+
 class InstructionSetSchema:
     VALID_EXTENSIONS = ("yaml", "json", "xml")