diff --git a/corrlib/find.py b/corrlib/find.py
index 50f9a84..402cfb1 100644
--- a/corrlib/find.py
+++ b/corrlib/find.py
@@ -5,7 +5,7 @@ import pandas as pd
 import numpy as np
 from .input.implementations import codes
 from .tools import k2m, get_file
-from typing import Any, Union, Optional
+from typing import Any, Optional
 # this will implement the search functionality
 
 
diff --git a/corrlib/initialization.py b/corrlib/initialization.py
index 9bc48d0..b76c06c 100644
--- a/corrlib/initialization.py
+++ b/corrlib/initialization.py
@@ -51,4 +51,4 @@ def create(path: str) -> None:
         fp.write(".cache")
         fp.close()
     dl.save(path, dataset=path, message="Initialize backlogger directory.")
-    return
\ No newline at end of file
+    return