Remove .roots()

gtsam/inference/doc/BayesTree.ipynb

@@ -227,20 +227,9 @@
         "bayes_tree.print()"
       ]
     },
-    {
-      "cell_type": "markdown",
-      "metadata": {
-        "id": "bayestree_props_md"
-      },
-      "source": [
-        "## Properties and Access\n",
-        "\n",
-        "A `BayesTree` allows access to its root cliques and provides a way to look up the clique containing a specific variable."
-      ]
-    },
     {
       "cell_type": "code",
-      "execution_count": 5,
+      "execution_count": 11,
       "metadata": {
         "colab": {
           "base_uri": "https://localhost:8080/"
@@ -255,35 +244,10 @@
           "text": [
             "BayesTree number of cliques: 2\n"
           ]
-        },
-        {
-          "ename": "AttributeError",
-          "evalue": "'gtsam.gtsam.GaussianBayesTree' object has no attribute 'roots'",
-          "output_type": "error",
-          "traceback": [
-            "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
-            "\u001b[1;31mAttributeError\u001b[0m                            Traceback (most recent call last)",
-            "Cell \u001b[1;32mIn[5], line 4\u001b[0m\n\u001b[0;32m      1\u001b[0m \u001b[38;5;28mprint\u001b[39m(\u001b[38;5;124mf\u001b[39m\u001b[38;5;124m\"\u001b[39m\u001b[38;5;124mBayesTree number of cliques: \u001b[39m\u001b[38;5;132;01m{\u001b[39;00mbayes_tree\u001b[38;5;241m.\u001b[39msize()\u001b[38;5;132;01m}\u001b[39;00m\u001b[38;5;124m\"\u001b[39m)\n\u001b[0;32m      3\u001b[0m \u001b[38;5;66;03m# Access roots\u001b[39;00m\n\u001b[1;32m----> 4\u001b[0m roots \u001b[38;5;241m=\u001b[39m \u001b[43mbayes_tree\u001b[49m\u001b[38;5;241;43m.\u001b[39;49m\u001b[43mroots\u001b[49m()\n\u001b[0;32m      5\u001b[0m \u001b[38;5;28mprint\u001b[39m(\u001b[38;5;124mf\u001b[39m\u001b[38;5;124m\"\u001b[39m\u001b[38;5;124mNumber of roots: \u001b[39m\u001b[38;5;132;01m{\u001b[39;00m\u001b[38;5;28mlen\u001b[39m(roots)\u001b[38;5;132;01m}\u001b[39;00m\u001b[38;5;124m\"\u001b[39m)\n\u001b[0;32m      6\u001b[0m \u001b[38;5;28;01mif\u001b[39;00m roots:\n\u001b[0;32m      7\u001b[0m     \u001b[38;5;66;03m# Access the conditional associated with the first root clique\u001b[39;00m\n",
-            "\u001b[1;31mAttributeError\u001b[0m: 'gtsam.gtsam.GaussianBayesTree' object has no attribute 'roots'"
-          ]
         }
       ],
       "source": [
-        "print(f\"BayesTree number of cliques: {bayes_tree.size()}\")\n",
+        "print(f\"BayesTree number of cliques: {bayes_tree.size()}\")"
-        "\n",
-        "# Access roots\n",
-        "roots = bayes_tree.roots()\n",
-        "print(f\"Number of roots: {len(roots)}\")\n",
-        "if roots:\n",
-        "    # Access the conditional associated with the first root clique\n",
-        "    root_conditional = roots[0].conditional()\n",
-        "    print(f\"Root clique 0 conditional frontals: {root_conditional.frontals()}\")\n",
-        "\n",
-        "# Find the clique containing a specific variable\n",
-        "clique_x1 = bayes_tree.clique(X(1))\n",
-        "# clique_x1 is a shared pointer to the clique (e.g., GaussianBayesTreeClique)\n",
-        "print(f\"\\nClique containing x1 ({X(1)}):\")\n",
-        "clique_x1.print() # Print the clique itself"
       ]
     },
     {