From dfb658653f171b13cff8fc6cce15cb7255d2b595 Mon Sep 17 00:00:00 2001
From: Maria Khrustaleva <maya17grd@gmail.com>
Date: Wed, 18 Jan 2023 08:15:24 +0200
Subject: [PATCH] Fix Upload data annotation from CVAT to Azure Blob storage
 (#5596)

Fix issue #5149
---
 CHANGELOG.md                       | 1 +
 cvat/apps/engine/cloud_provider.py | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index bf3c5a17..e0fe0783 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -43,6 +43,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Helm: Empty password for Redis (<https://github.com/opencv/cvat/pull/5520>)
 - Fixed HRNet serverless function runtime error on images with alpha channel (<https://github.com/opencv/cvat/pull/5570>)
 - Preview & chunk cache settings are ignored (<https://github.com/opencv/cvat/pull/5569>)
+- Export annotations to Azure container (<https://github.com/opencv/cvat/pull/5596>)
 
 ### Security
 - Fixed vulnerability with social authentication (<https://github.com/opencv/cvat/pull/5521>)
diff --git a/cvat/apps/engine/cloud_provider.py b/cvat/apps/engine/cloud_provider.py
index 0bacf222..a97388ec 100644
--- a/cvat/apps/engine/cloud_provider.py
+++ b/cvat/apps/engine/cloud_provider.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021-2022 Intel Corporation
+# Copyright (C) 2021-2023 Intel Corporation
 #
 # SPDX-License-Identifier: MIT
 
@@ -455,8 +455,8 @@ class AzureBlobContainer(_CloudStorage):
     def upload_file(self, file_path, file_name=None):
         if not file_name:
             file_name = os.path.basename(file_path)
-        with open(file_path, 'r') as f:
-            self.upload_fileobj(f, file_name)
+        with open(file_path, 'rb') as f:
+            self.upload_fileobj(f.read(), file_name)
 
     # TODO:
     # def multipart_upload(self, file_obj):