Warn when using Chinese directory under windows.

paddlehub/__init__.py

@@ -33,11 +33,13 @@ from paddlehub.finetune import Trainer
 from paddlehub.utils import log, parser, utils
 from paddlehub.utils import download as _download
 from paddlehub.utils.paddlex import download, ResourceNotFoundError
+from paddlehub.utils.platform import is_windows
 from paddlehub.server import server_check
 from paddlehub.server.server_source import ServerConnectionError
 from paddlehub.module import Module
 from paddlehub.text.bert_tokenizer import BertTokenizer, ErnieTinyTokenizer
 from paddlehub.text.tokenizer import CustomTokenizer
+from paddlehub.text.utils import is_chinese_char
 
 # In order to maintain the compatibility of the old version, we put the relevant
 # compatible code in the paddlehub.compat package, and mapped some modules referenced
@@ -103,3 +105,12 @@ def help(*args, **kwargs):
 
     CacheUpdater("paddle.hub.help").start()
     return phhelp(*args, **kwargs)
+
+
+if is_windows():
+    for char in env.HUB_HOME:
+        if is_chinese_char(char):
+            log.logger.warning(
+                'The home directory contains Chinese characters which may cause unknown exceptions in the execution \
+                    of some modules. Please set another path through the set HUB_HOME command.')
+            break