fix font path

tokenization_qwen.py

@@ -169,7 +169,6 @@ class QWenTokenizer(PreTrainedTokenizer):
         self.eod_id = self.tokenizer.eot_token
         self.im_start_id = self.special_tokens[IMSTART]
         self.im_end_id = self.special_tokens[IMEND]
-        self.font_path = os.path.dirname(__file__)
 
     def __len__(self) -> int:
         return self.tokenizer.n_vocab
@@ -417,7 +416,7 @@ class QWenTokenizer(PreTrainedTokenizer):
         else:
             image = plt.imread(image)
             h, w = image.shape[0], image.shape[1]
-        visualizer = Visualizer(image, self.font_path)
+        visualizer = Visualizer(image)
 
         boxes = self._fetch_all_box_with_ref(response)
         if not boxes:
@@ -492,7 +491,7 @@ class VisImage:
 
 
 class Visualizer:
-    def __init__(self, img_rgb, font_path, metadata=None, scale=1.0):
+    def __init__(self, img_rgb, metadata=None, scale=1.0):
         self.img = np.asarray(img_rgb).clip(0, 255).astype(np.uint8)
         self.font_path = try_to_load_from_cache("Qwen/Qwen-VL-Chat", "SimSun.ttf")
         self.output = VisImage(self.img, scale=scale)