fix: none output type in exec_run(#3172)

docker · Dec 17, 2023 · afc73d1 · afc73d1
1 parent 7d8a161
commit afc73d1
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/docker/models/containers.py b/docker/models/containers.py
@@ -211,6 +211,8 @@ def exec_run(self, cmd, stdout=True, stderr=True, stdin=False, tty=False,
             resp['Id'], detach=detach, tty=tty, stream=stream, socket=socket,
             demux=demux
         )
+
+        exec_output = tuple(b'' if x is None else x for x in exec_output)
         if socket or stream:
             return ExecResult(None, exec_output)