fix: Fix the bug that function load_font can not take effect in som…

…e cases under the Linux platform

tests/test_toolbox/test_utility.py

@@ -1,6 +1,8 @@
 # pylint: disable=all
 
+import contextlib
 import importlib
+import io
 import pathlib
 import platform
 import tkinter
@@ -56,10 +58,12 @@ def test_embed_window(self) -> None:
         self.assertIsNone(utility.embed_window(toplevel, self.tk))
         toplevel.destroy()
 
-    @unittest.skipIf(platform.system() == "Linux", "???")  # TODO
     @unittest.skipIf(platform.system() == "Darwin", "This not work on Darwin.")
     def test_load_font(self) -> None:
-        self.assertFalse(utility.load_font(""))
+        with io.StringIO() as captured_output:
+            with contextlib.redirect_stderr(captured_output):
+                self.assertFalse(utility.load_font(""))
+
         path = pathlib.Path(__file__).parent.parent/"assets/fonts/FiraCode.ttf"
         self.assertRaises(TypeError, utility.load_font, path)
         self.assertTrue(utility.load_font(str(path)))

tkintertools/toolbox/utility.py

@@ -20,6 +20,7 @@
 import shutil
 import tkinter
 import tkinter.font
+import traceback
 import typing
 
 from ..core import configs, virtual
@@ -139,7 +140,9 @@ def load_font(
         return bool(min(num_fonts_added, 1))
 
     if platform.system() == "Linux":
-        font_path = str(font_path)
+        if isinstance(font_path, bytes):
+            font_path = font_path.decode()
+
         linux_fonts_dir = os.path.expanduser("~/.fonts/")
 
         try:
@@ -150,8 +153,8 @@ def load_font(
                 atexit.register(os.remove, linux_fonts_dir + font_path.rsplit("/", 1)[-1])
 
             return True
-        finally:
-            pass
+        except Exception as exc:  # pylint: disable=W0718
+            traceback.print_exception(exc)
 
     return False