fix: error on non-windows system

wulifang/infrastructure/logging_message_service.py

@@ -1,24 +1,28 @@
 # -*- coding=UTF-8 -*-
 # pyright: strict, reportTypeCommentUsage=false
 
-from __future__ import absolute_import, division, print_function, unicode_literals
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
 
 TYPE_CHECKING = False
 if TYPE_CHECKING:
     from typing import Text
     from ..types import MessageService
 
 import logging
+import sys
 
 import wulifang
 
-from wulifang.vendor import win_unicode_console
-
 
 class LoggingMessageService:
+
     def __init__(self):
         # type: () -> None
-        win_unicode_console.enable()
+        if sys.platform == "win32":
+            from wulifang.vendor import win_unicode_console
+            win_unicode_console.enable()
+
         logger = logging.getLogger("wulifang")
         logger.setLevel(logging.DEBUG)
         self._logger = logger