fix:macos fonts runtime erros

nodes/Utils.py

@@ -2,32 +2,31 @@ import os
 
 # FONT_PATH= os.path.abspath(os.path.join(os.path.dirname(__file__),'../assets/王汉宗颜楷体繁.ttf'))
 
-
-
+import matplotlib.font_manager as fm
 
 def get_font_files(directory):
- 
     font_files = {}
 
+    # 从指定目录加载字体
     for file in os.listdir(directory):
         if file.endswith('.ttf') or file.endswith('.otf'):
             font_name = os.path.splitext(file)[0]
             font_path = os.path.join(directory, file)
             font_files[font_name] = os.path.abspath(font_path)
 
+    # 尝试获取系统字体
     try:
-        import sys
-        if sys.platform != "darwin":
-            import matplotlib.font_manager as fm
-            font_paths = fm.findSystemFonts()
-            for path in font_paths:
+        font_paths = fm.findSystemFonts()
+        for path in font_paths:
+            try:
                 font_prop = fm.FontProperties(fname=path)
                 font_name = font_prop.get_name()
                 font_files[font_name] = path
-    except ValueError:
-        print("findSystemFonts error")
+            except Exception as e:
+                print(f"Error processing font {path}: {e}")
+    except Exception as e:
+        print(f"Error finding system fonts: {e}")
 
-    
     return font_files
 
 r_directory = os.path.join(os.path.dirname(__file__), '../assets/')