From e02a247a593a9555f08d9eeca7dd0227eae848bc Mon Sep 17 00:00:00 2001
From: kasium <15907922+kasium@users.noreply.github.com>
Date: Mon, 15 Sep 2025 16:57:26 +0200
Subject: [PATCH] Fix docker mount source type (#14726)

The source of a mount can be None e.g. if the type is tmpfs.
The parse_mount_string also sets source=None in some cases
---
 stubs/docker/docker/types/services.pyi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stubs/docker/docker/types/services.pyi b/stubs/docker/docker/types/services.pyi
index 001f1cf5b..315b2f1f3 100644
--- a/stubs/docker/docker/types/services.pyi
+++ b/stubs/docker/docker/types/services.pyi
@@ -61,7 +61,7 @@ class Mount(dict[str, Incomplete]):
     def __init__(
         self,
         target: str,
-        source: str,
+        source: str | None,
         type: Literal["bind", "volume", "tmpfs", "npipe"] = "volume",
         read_only: bool = False,
         consistency: Literal["default", "consistent", "cached", "delegated"] | None = None,