lots

katrain/core/utils.py

@@ -1,7 +1,7 @@
 import os
 import sys
 from numbers import Number
-from typing import List, Tuple, Callable
+from typing import List, Tuple, Callable, TypeVar
 from kivy.lang import Observable
 import gettext
 
@@ -12,8 +12,10 @@ try:
 except:
     import importlib_resources as pkg_resources
 
+T = TypeVar("T")
 
-def var_to_grid(array_var: List[Number], size: Tuple[int, int]) -> List[List[Number]]:
+
+def var_to_grid(array_var: List[T], size: Tuple[int, int]) -> List[List[T]]:
     """convert ownership/policy to grid format such that grid[y][x] is for move with coords x,y"""
     ix = 0
     grid = [[]] * size[1]
@@ -55,11 +57,21 @@ class Lang(Observable):
     def _(self, text):
         return self.ugettext(text)
 
+    def set_widget_font(self, widget):
+        widget.font_name = self.font_name
+        for sub_widget in [getattr(widget, "_hint_lbl", None), getattr(widget, "_msg_lbl", None)]:  # MDText
+            if sub_widget:
+                sub_widget.font_name = self.font_name
+
     def fbind(self, name, func, *args):
         if name == "_":
             widget, property, *_ = args[0]
             self.observers.append((widget, func, args))
-            widget.font_name = self.font_name
+            try:
+                self.set_widget_font(widget)
+            except Exception as e:
+                print(e)
+                # pass
         else:
             return super(Lang, self).fbind(name, func, *args)
 
@@ -88,11 +100,7 @@ class Lang(Observable):
         for widget, func, args in self.observers:
             try:
                 func(args[0], None, None)
-                print("setting", widget, widget.font_name, "->", self.font_name)
-                widget.font_name = self.font_name
-                for sub_widget in [getattr(widget, "_hint_lbl", None), getattr(widget, "_msg_lbl", None)]:  # MDText
-                    if sub_widget:
-                        sub_widget.font_name = self.font_name
+                self.set_widget_font(widget)
             except ReferenceError:
                 pass  # proxy no longer exists
         for cb in self.callbacks: