refactor: fix lint errors

Author: Woojin-Crive

scripts/cluster_model_files.py

@@ -16,9 +16,9 @@
 #
 # Author: Woojin Wie
 
-import os
-import hashlib
 from collections import defaultdict
+import hashlib
+import os
 
 MODEL_DIR = os.path.join(os.path.dirname(__file__), '..', 'param', 'dxl_model')
 
@@ -28,6 +28,7 @@
 # Dictionary to map file content hash to list of files
 hash_to_files = defaultdict(list)
 
+
 def extract_control_table(filepath):
     with open(filepath, 'r', encoding='utf-8') as f:
         lines = f.readlines()
@@ -45,9 +46,11 @@ def extract_control_table(filepath):
             control_table_lines.append(line.strip())
     return '\n'.join(control_table_lines)
 
+
 def control_table_hash(control_table_str):
     return hashlib.sha256(control_table_str.encode('utf-8')).hexdigest()
 
+
 for filename in files:
     path = os.path.join(MODEL_DIR, filename)
     control_table = extract_control_table(path)