4 files changed, 15 insertions, 6 deletions
diff --git a/collect/bidict.py b/collect/bidict.py
index d288174..375721e 100644
--- a/collect/bidict.py
+++ b/collect/bidict.py
@@ -1,5 +1,9 @@
 #!/usr/bin/env python3
 
+# © Copyright 2021-2022, Scott Gasch
+
+"""Bidirectional Dictionary."""
+
 
 class BiDict(dict):
     def __init__(self, *args, **kwargs):
diff --git a/collect/bst.py b/collect/bst.py
index 712683e..d394194 100644
--- a/collect/bst.py
+++ b/collect/bst.py
@@ -1,5 +1,9 @@
 #!/usr/bin/env python3
 
+# © Copyright 2021-2022, Scott Gasch
+
+"""Binary search tree."""
+
 from typing import Any, Generator, List, Optional
 
 
diff --git a/collect/shared_dict.py b/collect/shared_dict.py
index f4ec914..3207927 100644
--- a/collect/shared_dict.py
+++ b/collect/shared_dict.py
@@ -4,7 +4,7 @@
 The MIT License (MIT)
 
 Copyright (c) 2020 LuizaLabs
-Additions Copyright (c) 2022 Scott Gasch
+Additions/Modifications Copyright (c) 2022 Scott Gasch
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -29,7 +29,6 @@ This class is based on https://github.com/luizalabs/shared-memory-dict
 
 import pickle
 from contextlib import contextmanager
-from functools import wraps
 from multiprocessing import RLock, shared_memory
 from typing import (
     Any,
@@ -42,8 +41,6 @@ from typing import (
     ValuesView,
 )
 
-from decorator_utils import synchronized
-
 
 class PickleSerializer:
     def dumps(self, obj: dict) -> bytes:
diff --git a/collect/trie.py b/collect/trie.py
index fef28cb..547d67a 100644
--- a/collect/trie.py
+++ b/collect/trie.py
@@ -1,9 +1,13 @@
 #!/usr/bin/env python3
 
+# © Copyright 2021-2022, Scott Gasch
+
 """This is a Trie class, see: https://en.wikipedia.org/wiki/Trie.
 
-   It attempts to follow Pythonic container patterns.  See doctests
-   for examples."""
+It attempts to follow Pythonic container patterns.  See doctests
+for examples.
+
+"""
 
 from typing import Any, Generator, Sequence