exc

Author: jph00

execnb/shell.py

@@ -188,7 +188,7 @@ def render_output(out):
             if d := _g('image/svg+xml'): return d
 
         return ''
-    
+
     return '\n'.join(map(render_output, outputs))
 
 # %% ../nbs/02_shell.ipynb

nbs/02_shell.ipynb

@@ -844,6 +844,61 @@
     "o"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "This is how IPython formats exceptions internally:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from IPython.core.ultratb import VerboseTB\n",
+    "formatter = VerboseTB(color_scheme='Linux')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m\n",
+      "\u001b[1;31mRecursionError\u001b[0m                            Traceback (most recent call last)\n",
+      "Cell \u001b[1;32mIn[31], line 1\u001b[0m\n",
+      "\u001b[1;32m----> 1\u001b[0m \u001b[38;5;28;01mtry\u001b[39;00m: f()\n",
+      "\u001b[0;32m      2\u001b[0m \u001b[38;5;28;01mexcept\u001b[39;00m \u001b[38;5;167;01mException\u001b[39;00m \u001b[38;5;28;01mas\u001b[39;00m e:\n",
+      "\u001b[0;32m      3\u001b[0m     ex \u001b[38;5;241m=\u001b[39m e\n",
+      "\n",
+      "Cell \u001b[1;32mIn[19], line 4\u001b[0m, in \u001b[0;36mf\u001b[1;34m()\u001b[0m\n",
+      "\u001b[1;32m----> 4\u001b[0m \u001b[38;5;28;01mdef\u001b[39;00m \u001b[38;5;21mf\u001b[39m(): \u001b[38;5;28;01mreturn\u001b[39;00m \u001b[43mf\u001b[49m\u001b[43m(\u001b[49m\u001b[43m)\u001b[49m\n",
+      "\n",
+      "Cell \u001b[1;32mIn[19], line 4\u001b[0m, in \u001b[0;36mf\u001b[1;34m()\u001b[0m\n",
+      "\u001b[1;32m----> 4\u001b[0m \u001b[38;5;28;01mdef\u001b[39;00m \u001b[38;5;21mf\u001b[39m(): \u001b[38;5;28;01mreturn\u001b[39;00m \u001b[43mf\u001b[49m\u001b[43m(\u001b[49m\u001b[43m)\u001b[49m\n",
+      "\n",
+      "    \u001b[1;31m[... skipping similar frames: f at line 4 (2974 times)]\u001b[0m\n",
+      "\n",
+      "Cell \u001b[1;32mIn[19], line 4\u001b[0m, in \u001b[0;36mf\u001b[1;34m()\u001b[0m\n",
+      "\u001b[1;32m----> 4\u001b[0m \u001b[38;5;28;01mdef\u001b[39;00m \u001b[38;5;21mf\u001b[39m(): \u001b[38;5;28;01mreturn\u001b[39;00m \u001b[43mf\u001b[49m\u001b[43m(\u001b[49m\u001b[43m)\u001b[49m\n",
+      "\n",
+      "\u001b[1;31mRecursionError\u001b[0m: maximum recursion depth exceeded\n"
+     ]
+    }
+   ],
+   "source": [
+    "try: f()\n",
+    "except Exception as e:\n",
+    "    ex = e\n",
+    "    print(formatter.text(type(e), e, e.__traceback__))"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,
@@ -992,7 +1047,7 @@
     "            if d := _g('image/svg+xml'): return d\n",
     "            \n",
     "        return ''\n",
-    "    \n",
+    "\n",
     "    return '\\n'.join(map(render_output, outputs))"
    ]
   },