Added exception handling chapter

aannara · aannara · commit 0b8f86c6856c · 2023-09-27T17:05:38.000+05:30
diff --git a/content/04_data_flow_control.ipynb b/content/04_data_flow_control.ipynb
@@ -244,7 +244,9 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# for-else"
+    "for item in [1, 3, 5, 7, 9]:\n",
+    "    if item % 2 == 0:\n",
+    "        print(item)"
    ]
   },
   {
@@ -314,7 +316,13 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# while-else"
+    "num_list = [1, 2, 3, 4, 5]\n",
+    "count = 0\n",
+    "while count != len(num_list):\n",
+    "    print(num_list[count])\n",
+    "    count += 1\n",
+    "else:\n",
+    "    print(\"All elements have been printed\")"
    ]
   },
   {
@@ -349,6 +357,45 @@
     "    print(item)"
    ]
   },
+  {
+   "attachments": {},
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## for-else and while-else"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "for item in [1, 3, 5, 7, 9]:\n",
+    "    if item % 2 == 0:\n",
+    "        print(item)\n",
+    "else:\n",
+    "    print(\"There are no even numbers in the list!\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "num_list = [1, 2, 3, 4, 5]\n",
+    "count = 0\n",
+    "while count != len(num_list):\n",
+    "    print(num_list[count])\n",
+    "    count += 1\n",
+    "\n",
+    "    if num_list[count] == 4:\n",
+    "        break\n",
+    "else:\n",
+    "    print(\"All elements have been printed\")"
+   ]
+  },
   {
    "attachments": {},
    "cell_type": "markdown",
diff --git a/content/10_object_oriented_programming.ipynb b/content/10_object_oriented_programming.ipynb
@@ -743,6 +743,28 @@
     "print(f\"I have {rectangle.get_side_count()} sides!\")"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "class Square(Rectangle):\n",
+    "    def __init__(self, length) -> None:\n",
+    "        self.length = length\n",
+    "        self.breadth = length"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "square = Square(4)\n",
+    "print(square.area())"
+   ]
+  },
   {
    "attachments": {},
    "cell_type": "markdown",
@@ -1342,6 +1364,40 @@
     "john == john1"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from dataclasses import dataclass"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "@dataclass\n",
+    "class Person:\n",
+    "    \"\"\"Child class\"\"\"\n",
+    "    name: str\n",
+    "    age: int\n",
+    "    job: str = None\n",
+    "    eye_color: str = \"black\""
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "tom = Person(\"Tom\", 40, \"Engineer\")\n",
+    "print(tom)"
+   ]
+  },
   {
    "attachments": {},
    "cell_type": "markdown",
diff --git a/content/11_exception_handling.ipynb b/content/11_exception_handling.ipynb
