update classes and objects

Author: rambasnet

notebooks/ClassesObjects-Singleton.ipynb

@@ -1028,7 +1028,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "id": "4e8f863a",
    "metadata": {},
    "outputs": [],
@@ -1044,7 +1044,7 @@
     "        # we don't care about (a, b) so use args and kwargs within __new__\n",
     "        # not providing them will create syntax error because __init__ is defined with two arguments\n",
     "        if not cls._instance:\n",
-    "            cls._instance = super().__new__(cls, *args, **kwargs)\n",
+    "            cls._instance = super().__new__(cls)\n",
     "        return cls._instance\n",
     "\n",
     "    def __init__(self, a: int, b: int) -> None:\n",
@@ -1062,7 +1062,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "id": "a764ca44",
    "metadata": {},
    "outputs": [],
@@ -1073,7 +1073,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 3,
    "id": "b9b63da3",
    "metadata": {},
    "outputs": [
@@ -1083,7 +1083,7 @@
        "True"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 3,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1094,7 +1094,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 4,
    "id": "b302bf1f",
    "metadata": {},
    "outputs": [
@@ -1114,7 +1114,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 5,
    "id": "ad9b3855",
    "metadata": {},
    "outputs": [
@@ -1124,7 +1124,7 @@
        "True"
       ]
      },
-     "execution_count": 6,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1135,7 +1135,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 6,
    "id": "230d3650",
    "metadata": {},
    "outputs": [],
@@ -1148,7 +1148,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 7,
    "id": "fdb8bf6c",
    "metadata": {},
    "outputs": [],
@@ -1230,7 +1230,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -1244,7 +1244,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.8"
+   "version": "3.9.6"
   }
  },
  "nbformat": 4,