diff --git a/fastapi/security/http.py b/fastapi/security/http.py
index 6dce29bfe..a6cb87b76 100644
--- a/fastapi/security/http.py
+++ b/fastapi/security/http.py
@@ -2,12 +2,7 @@ import binascii
 from base64 import b64decode
 from typing import Optional
 
-from fastapi.security.base import SecurityBase
-from fastapi import HTTPException, status, Depends
-from fastapi.security.utils import get_authorization_scheme_param
-from starlette.requests import Request
-from starlette.status import HTTP_401_UNAUTHORIZED
-from typing import Optional, Tuple
+from fastapi import HTTPException
 from fastapi.exceptions import HTTPException
 from fastapi.openapi.models import HTTPBase as HTTPBaseModel
 from fastapi.openapi.models import HTTPBearer as HTTPBearerModel
@@ -70,17 +65,20 @@ class HTTPAuthorizationCredentials(BaseModel):
             """
         ),
     ]
+
+
 class HTTPBasicCredentials(BaseModel):
     username: str
     password: str
 
+
 class HTTPBasic(SecurityBase):
     def __init__(
         self,
         *,
         scheme_name: Optional[str] = None,
         realm: str,  # REQUIRED parameter (RFC 7617 compliance)
-        auto_error: bool = True
+        auto_error: bool = True,
     ):
         self.scheme_name = scheme_name or self.__class__.__name__
         self.realm = realm
@@ -89,7 +87,7 @@ class HTTPBasic(SecurityBase):
     async def __call__(self, request: Request) -> Optional[HTTPBasicCredentials]:
         authorization_header = request.headers.get("Authorization")
         scheme, credentials = get_authorization_scheme_param(authorization_header)
-        
+
         # Handle missing/invalid scheme
         if not authorization_header or scheme.lower() != "basic":
             if self.auto_error:
@@ -99,7 +97,7 @@ class HTTPBasic(SecurityBase):
                     detail="Invalid authentication credentials",
                 )
             return None
-        
+
         # Decode credentials (base64)
         try:
             decoded = base64.b64decode(credentials).decode("utf-8")
diff --git a/node_modules/.yarn-integrity b/node_modules/.yarn-integrity
index 9d4d6a804..003bc1b47 100644
--- a/node_modules/.yarn-integrity
+++ b/node_modules/.yarn-integrity
@@ -7,4 +7,4 @@
   "lockfileEntries": {},
   "files": [],
   "artifacts": {}
-}
\ No newline at end of file
+}
diff --git a/yarn.lock b/yarn.lock
index fb57ccd13..4a5801883 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1,4 +1,2 @@
 # THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
 # yarn lockfile v1
-
-