Use Optional[] to preserve Python 3.9 compatability

1 files changed, 4 insertions, 3 deletions

diff --git a/modules/shared.py b/modules/shared.py
index fa080458..80160468 100644
--- a/modules/shared.py
+++ b/modules/shared.py
@@ -15,6 +15,7 @@ import modules.devices as devices
 from modules import localization, script_loading, errors, ui_components, shared_items, cmd_args

 from modules.paths_internal import models_path, script_path, data_path, sd_configs_path, sd_default_config, sd_model_file, default_sd_model_file, extensions_dir, extensions_builtin_dir  # noqa: F401

 from ldm.models.diffusion.ddpm import LatentDiffusion

+from typing import Optional

 

 demo = None

 

@@ -113,7 +114,7 @@ class State:
     time_start = None

     server_start = None

     _server_command_signal = threading.Event()

-    _server_command: str | None = None

+    _server_command: Optional[str]

 

     @property

     def need_restart(self) -> bool:

@@ -131,14 +132,14 @@ class State:
         return self._server_command

 

     @server_command.setter

-    def server_command(self, value: str | None) -> None:

+    def server_command(self, value: Optional[str]) -> None:

         """

         Set the server command to `value` and signal that it's been set.

         """

         self._server_command = value

         self._server_command_signal.set()

 

-    def wait_for_server_command(self, timeout: float | None = None) -> str | None:

+    def wait_for_server_command(self, timeout: Optional[float]) -> Optional[str]:

         """

         Wait for server command to get set; return and clear the value and signal.

         """