diff --git a/partridge/utilities.py b/partridge/utilities.py
index <HASH>..<HASH> 100644
--- a/partridge/utilities.py
+++ b/partridge/utilities.py
@@ -6,15 +6,6 @@ import pandas as pd
 from pandas.core.common import flatten
 
 
-__all__ = [
-    "detect_encoding",
-    "empty_df",
-    "lru_cache",
-    "remove_node_attributes",
-    "setwrap",
-]
-
-
 def empty_df(columns=None):
     columns = [] if columns is None else columns
     empty = {col: [] for col in columns}
Remove __all__ import directive from utilities.py

It's not necessary since we've moved functools lru_cache import
in the last commit.