From df8b3c2903a6553506cd3dcc0c1afb11507d71da Mon Sep 17 00:00:00 2001
From: Mark Paronyan <markparonian@gmail.com>
Date: Mon, 28 Sep 2026 06:14:38 +0000
Subject: [PATCH] fix(typing): resolve mypy errors in
 utils.asyncio.aiozipstream

---
 gns3server/utils/asyncio/aiozipstream.py | 18 ++++++++----------
 pyproject.toml                           |  1 -
 2 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/gns3server/utils/asyncio/aiozipstream.py b/gns3server/utils/asyncio/aiozipstream.py
index a6e1fc49b..1efafc37e 100644
--- a/gns3server/utils/asyncio/aiozipstream.py
+++ b/gns3server/utils/asyncio/aiozipstream.py
@@ -32,16 +32,14 @@ import asyncio
 import aiofiles
 from concurrent import futures
 
-from zipfile import (
-    structCentralDir,
-    structEndArchive64,
-    structEndArchive,
-    structEndArchive64Locator,
-    stringCentralDir,
-    stringEndArchive64,
-    stringEndArchive,
-    stringEndArchive64Locator,
-)
+structCentralDir = "<4s4B4HL2L5H2L"
+structEndArchive64 = "<4sQ2H2L4Q"
+structEndArchive = b"<4s4H2LH"
+structEndArchive64Locator = "<4sLQL"
+stringCentralDir = b"PK\x01\x02"
+stringEndArchive64 = b"PK\x06\x06"
+stringEndArchive = b"PK\x05\x06"
+stringEndArchive64Locator = b"PK\x06\x07"
 
 
 ZIP_ZSTANDARD = 93  # zstandard is supported by WinZIP v24 and later, PowerArchiver 2021 and 7-Zip-zstd
diff --git a/pyproject.toml b/pyproject.toml
index 1179d2526..63bfde2eb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -392,7 +392,6 @@ module = [
   "gns3server.schemas.controller.settings",  # 3
   "gns3server.schemas.controller.templates.docker_templates",  # 1
   "gns3server.services.templates",  # 18
-  "gns3server.utils.asyncio.aiozipstream",  # 8
   "gns3server.utils.encryption",  # 2
   "gns3server.utils.http_client",  # 4
   "gns3server.utils.images",  # 4