Fix Print Grid

utils.py

@@ -14,7 +14,7 @@ colors = ["#000000", "#0000FF", "#FF0000", "#008000", "#FFFF00",
           "#808080", "#FFC0CB", "#FFA500", "#008080", "#800000"]
 
 def array_to_str(matrix):
-    if np.issubdtype(matrix.dtype, np.integer):
+    try:
         text = Text()
         if matrix.ndim == 2:
             for row in list(matrix):
@@ -24,8 +24,10 @@ def array_to_str(matrix):
         elif matrix.ndim == 1:
             for pixel in list(matrix):
                 text.append("⬛", style=colors[pixel])
-        return text
         else:
+            raise NotImplementedError
+        return text
+    except Exception:
         return Text(str(matrix))
 
 def rich_dumps(obj):