Replace dict() with {}

urllib3 · Jul 22, 2021 · 23b7648 · 23b7648
1 parent 45baada
commit 23b7648
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/urllib3/_collections.py b/src/urllib3/_collections.py
@@ -245,7 +245,7 @@ class HTTPHeaderDict(MutableMapping[str, str]):
 
     def __init__(self, headers: Optional[ValidHTTPHeaderSource] = None, **kwargs: str):
         super().__init__()
-        self._container = dict()  # 'dict' is insert-ordered in Python 3.7+
+        self._container = {}  # 'dict' is insert-ordered in Python 3.7+
         if headers is not None:
             if isinstance(headers, HTTPHeaderDict):
                 self._copy_from(headers)