diff --git a/src/analyzers/commit_pattern.py b/src/analyzers/commit_pattern.py
index a7ef6ff..22e625a 100644
--- a/src/analyzers/commit_pattern.py
+++ b/src/analyzers/commit_pattern.py
@@ -1,10 +1,9 @@
 from collections import defaultdict
 from dataclasses import dataclass
-from datetime import datetime
-from typing import Any, Dict, List, Optional
+from typing import Dict, List, Optional
 
 from src.analyzers.git_repository import GitRepository
-from src.models.data_structures import Author, CommitAnalysis
+from src.models.data_structures import CommitAnalysis
 
 
 @dataclass