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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "id": "cf22a66a",
+   "metadata": {},
+   "source": [
+    "# Difference Between is and ==\n",
+    "\n",
+    "This is a simple tutorial of when to use `is` and `==` in Python\n",
+    "\n",
+    "\n",
+    "## Defination\n",
+    "\n",
+    "`==`  is for *value equality*. It's used to know if two objects have the same value.\n",
+    "\n",
+    "`is` is for *reference equality*. It's used to know if two references refer (or point) to the same object, i.e if they're identical. Two objects are identical if they have the same memory address.\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "06a98143",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "markdown",
+   "id": "b7da2b13",
+   "metadata": {},
+   "source": [
+    "### Simplification\n",
+    "\n",
+    "`==` checks if value is equal or not and `is` checks if they are exact same object\n",
+    "\n",
+    "Let's understand using `id()`\n",
+    "\n",
+    "`id()` is a built-in function in Python. It accepts a single parameter and is used to return the identity of an object."
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "78e51ae7",
+   "metadata": {},
+   "source": [
+    "### Float"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "49671a6a",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1885460600320\n",
+      "1885460600008\n",
+      "140722084511264\n",
+      "\n",
+      "For Float:\n",
+      "True\n",
+      "False\n",
+      "\n",
+      "For Float and Integer:\n",
+      "True\n",
+      "False\n"
+     ]
+    }
+   ],
+   "source": [
+    "a = 1.0\n",
+    "b = 1.0\n",
+    "c = 1\n",
+    "\n",
+    "print(id(a))\n",
+    "print(id(b))\n",
+    "print(id(c))\n",
+    "\n",
+    "print(\"\\nFor Float:\")\n",
+    "print(a==b)\n",
+    "print(a is b)\n",
+    "\n",
+    "print(\"\\nFor Float and Integer:\")\n",
+    "print(a==c)\n",
+    "print(a is c)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "bd2fb887",
+   "metadata": {},
+   "source": [
+    "### List"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "id": "4e0b5224",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1885462242952\n",
+      "1885462242824\n",
+      "--------\n",
+      "True\n",
+      "False\n"
+     ]
+    }
+   ],
+   "source": [
+    "## Check ID\n",
+    "\n",
+    "a = [1,2,3,4]\n",
+    "b = [1,2,3,4]\n",
+    "\n",
+    "print(id(a))\n",
+    "print(id(b))\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==b)\n",
+    "print(a is b)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "id": "607b206d",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1885461966664\n",
+      "1885461966664\n",
+      "--------\n",
+      "True\n",
+      "True\n"
+     ]
+    }
+   ],
+   "source": [
+    "a = [1,2,3,4]\n",
+    "b = a\n",
+    "\n",
+    "print(id(a))\n",
+    "print(id(b))\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==b)\n",
+    "print(a is b)\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "24d16047",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[34, 2, 3, 4]\n",
+      "--------\n",
+      "True\n",
+      "True\n"
+     ]
+    }
+   ],
+   "source": [
+    "b[0] = 34\n",
+    "print(a)\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==b)\n",
+    "print(a is b)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "id": "066d353d",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1885461966664\n",
+      "1885461989512\n",
+      "--------\n",
+      "True\n",
+      "False\n"
+     ]
+    }
+   ],
+   "source": [
+    "c = a[:]\n",
+    "print(id(a))\n",
+    "print(id(c))\n",
+    "print(\"--------\")\n",
+    "print(a==c)\n",
+    "print(a is c)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "de8bdf55",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "markdown",
+   "id": "72b03fb9",
+   "metadata": {},
+   "source": [
+    "### Integer"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "id": "cbfe5bb9",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "140722084511552\n",
+      "140722084511552\n",
+      "--------\n",
+      "True\n",
+      "True\n"
+     ]
+    }
+   ],
+   "source": [
+    "## Check ID\n",
+    "\n",
+    "a = 10\n",
+    "b = 10\n",
+    "\n",
+    "print(id(a))\n",
+    "print(id(b))\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==b)\n",
+    "print(a is b)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "id": "09c166a6",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "140722084511200\n",
+      "140722084511200\n",
+      "--------\n",
+      "True\n",
+      "True\n"
+     ]
+    }
+   ],
+   "source": [
+    "a = -1\n",
+    "b = -1\n",
+    "\n",
+    "print(id(a))\n",
+    "print(id(b))\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==b)\n",
+    "print(a is b)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "id": "0e1c98fa",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1885461868176\n",
+      "1885461868208\n",
+      "--------\n",
+      "True\n",
+      "False\n"
+     ]
+    }
+   ],
+   "source": [
+    "a = 257\n",
+    "b = 257\n",
+    "\n",
+    "print(id(a))\n",
+    "print(id(b))\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==b)\n",
+    "print(a is b)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "id": "eac0b7ba",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1885461867568\n",
+      "1885461867920\n",
+      "--------\n",
+      "True\n",
+      "False\n"
+     ]
+    }
+   ],
+   "source": [
+    "a = -6\n",
+    "b = -6\n",
+    "\n",
+    "print(id(a))\n",
+    "print(id(b))\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==b)\n",
+    "print(a is b)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "4545beeb",
+   "metadata": {},
+   "source": [
+    "### Integer Explanation\n",
+    "\n",
+    "The current implementation keeps an array of integer objects for all integers between `-5` and `256`. When you create an int in that range you actually just get back a reference to the existing object."
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "946141d8",
+   "metadata": {},
+   "source": [
+    "### String"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "id": "88abdb91",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1885462270320\n",
+      "1885462270800\n",
+      "--------\n",
+      "True\n",
+      "False\n",
+      "--------\n",
+      "True\n",
+      "True\n"
+     ]
+    }
+   ],
+   "source": [
+    "a = \"Subcribe @HarshMittalYoutube\"\n",
+    "b = \"Subcribe @HarshMittalYoutube\"\n",
+    "c = a\n",
+    "\n",
+    "print(id(a))\n",
+    "print(id(b))\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==b)\n",
+    "print(a is b)\n",
+    "\n",
+    "print(\"--------\")\n",
+    "\n",
+    "print(a==c)\n",
+    "print(a is c)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "cb39a8d2",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.7.1"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}