diff --git a/docs/conf.py b/docs/conf.py
index 1b7f62d..ae5031a 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -62,9 +62,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = "{}".format(VERSION)
+version = f"{VERSION}"
 # The full version, including alpha/beta/rc tags.
-release = "{}".format(VERSION)
+release = f"{VERSION}"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/mysql_autoxtrabackup/api/controller/controller.py b/mysql_autoxtrabackup/api/controller/controller.py
index f21a0c6..dac7e07 100644
--- a/mysql_autoxtrabackup/api/controller/controller.py
+++ b/mysql_autoxtrabackup/api/controller/controller.py
@@ -28,8 +28,7 @@ async def home() -> RedirectResponse:
 )
 async def backup() -> JSONResponse:
     backup_ = Backup()
-    result = backup_.all_backup()
-    if result:
+    if result := backup_.all_backup():
         return JSONResponse(
             content={"result": "Successfully finished the backup process"},
             status_code=status.HTTP_201_CREATED,
@@ -48,8 +47,7 @@ async def backup() -> JSONResponse:
 )
 async def prepare() -> JSONResponse:
     prepare_ = Prepare()
-    result = prepare_.prepare_inc_full_backups()
-    if result:
+    if result := prepare_.prepare_inc_full_backups():
         return JSONResponse(
             content={"result": "Successfully prepared all the backups"},
             status_code=status.HTTP_200_OK,
@@ -68,10 +66,9 @@ async def prepare() -> JSONResponse:
 )
 async def backups() -> JSONResponse:
     backup_ = Backup()
-    result = list_available_backups(
+    if result := list_available_backups(
         str(backup_.builder_obj.backup_options.get("backup_dir"))
-    )
-    if result:
+    ):
         return JSONResponse(content={"backups": result}, status_code=status.HTTP_200_OK)
     return JSONResponse(content={"backups": {}}, status_code=status.HTTP_200_OK)