diff --git "a/Sarcasm-Detection-NLP-master/Sarcasm_Detection_NLP.ipynb" "b/Sarcasm-Detection-NLP-master/Sarcasm_Detection_NLP.ipynb"
new file mode 100644--- /dev/null
+++ "b/Sarcasm-Detection-NLP-master/Sarcasm_Detection_NLP.ipynb"
@@ -0,0 +1,1176 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "pp68FAQf9aMN"
+   },
+   "source": [
+    "# Sarcasm Detection\n",
+    " **Acknowledgement**\n",
+    "\n",
+    "Misra, Rishabh, and Prahal Arora. \"Sarcasm Detection using Hybrid Neural Network.\" arXiv preprint arXiv:1908.07414 (2019).\n",
+    "\n",
+    "**Required Files given in below link.**\n",
+    "\n",
+    "https://drive.google.com/drive/folders/1xUnF35naPGU63xwRDVGc-DkZ3M8V5mMk"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "S3Wj_mIZ8S3K"
+   },
+   "source": [
+    "## Install `Tensorflow2.0` "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 679
+    },
+    "colab_type": "code",
+    "id": "jW2Uk8otQvi8",
+    "outputId": "08f2d715-7e92-4ea5-d85c-2b97e0cf9f2e"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Collecting tensorflow==2.0.0\n",
+      "  Using cached https://files.pythonhosted.org/packages/46/0f/7bd55361168bb32796b360ad15a25de6966c9c1beb58a8e30c01c8279862/tensorflow-2.0.0-cp36-cp36m-manylinux2010_x86_64.whl\n",
+      "Requirement already satisfied: protobuf>=3.6.1 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (3.10.0)\n",
+      "Requirement already satisfied: opt-einsum>=2.3.2 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (3.2.1)\n",
+      "Requirement already satisfied: tensorflow-estimator<2.1.0,>=2.0.0 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (2.0.1)\n",
+      "Requirement already satisfied: keras-applications>=1.0.8 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (1.0.8)\n",
+      "Requirement already satisfied: wrapt>=1.11.1 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (1.12.1)\n",
+      "Requirement already satisfied: numpy<2.0,>=1.16.0 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (1.18.4)\n",
+      "Requirement already satisfied: grpcio>=1.8.6 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (1.28.1)\n",
+      "Requirement already satisfied: wheel>=0.26 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (0.34.2)\n",
+      "Requirement already satisfied: gast==0.2.2 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (0.2.2)\n",
+      "Requirement already satisfied: google-pasta>=0.1.6 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (0.2.0)\n",
+      "Requirement already satisfied: astor>=0.6.0 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (0.8.1)\n",
+      "Requirement already satisfied: six>=1.10.0 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (1.12.0)\n",
+      "Requirement already satisfied: keras-preprocessing>=1.0.5 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (1.1.0)\n",
+      "Requirement already satisfied: tensorboard<2.1.0,>=2.0.0 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (2.0.2)\n",
+      "Requirement already satisfied: termcolor>=1.1.0 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (1.1.0)\n",
+      "Requirement already satisfied: absl-py>=0.7.0 in /usr/local/lib/python3.6/dist-packages (from tensorflow==2.0.0) (0.9.0)\n",
+      "Requirement already satisfied: setuptools in /usr/local/lib/python3.6/dist-packages (from protobuf>=3.6.1->tensorflow==2.0.0) (46.1.3)\n",
+      "Requirement already satisfied: h5py in /usr/local/lib/python3.6/dist-packages (from keras-applications>=1.0.8->tensorflow==2.0.0) (2.10.0)\n",
+      "Requirement already satisfied: werkzeug>=0.11.15 in /usr/local/lib/python3.6/dist-packages (from tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (1.0.1)\n",
+      "Requirement already satisfied: markdown>=2.6.8 in /usr/local/lib/python3.6/dist-packages (from tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (3.2.1)\n",
+      "Requirement already satisfied: google-auth<2,>=1.6.3 in /usr/local/lib/python3.6/dist-packages (from tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (1.7.2)\n",
+      "Requirement already satisfied: requests<3,>=2.21.0 in /usr/local/lib/python3.6/dist-packages (from tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (2.23.0)\n",
+      "Requirement already satisfied: google-auth-oauthlib<0.5,>=0.4.1 in /usr/local/lib/python3.6/dist-packages (from tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (0.4.1)\n",
+      "Requirement already satisfied: pyasn1-modules>=0.2.1 in /usr/local/lib/python3.6/dist-packages (from google-auth<2,>=1.6.3->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (0.2.8)\n",
+      "Requirement already satisfied: cachetools<3.2,>=2.0.0 in /usr/local/lib/python3.6/dist-packages (from google-auth<2,>=1.6.3->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (3.1.1)\n",
+      "Requirement already satisfied: rsa<4.1,>=3.1.4 in /usr/local/lib/python3.6/dist-packages (from google-auth<2,>=1.6.3->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (4.0)\n",
+      "Requirement already satisfied: certifi>=2017.4.17 in /usr/local/lib/python3.6/dist-packages (from requests<3,>=2.21.0->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (2020.4.5.1)\n",
+      "Requirement already satisfied: urllib3!=1.25.0,!=1.25.1,<1.26,>=1.21.1 in /usr/local/lib/python3.6/dist-packages (from requests<3,>=2.21.0->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (1.24.3)\n",
+      "Requirement already satisfied: chardet<4,>=3.0.2 in /usr/local/lib/python3.6/dist-packages (from requests<3,>=2.21.0->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (3.0.4)\n",
+      "Requirement already satisfied: idna<3,>=2.5 in /usr/local/lib/python3.6/dist-packages (from requests<3,>=2.21.0->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (2.9)\n",
+      "Requirement already satisfied: requests-oauthlib>=0.7.0 in /usr/local/lib/python3.6/dist-packages (from google-auth-oauthlib<0.5,>=0.4.1->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (1.3.0)\n",
+      "Requirement already satisfied: pyasn1<0.5.0,>=0.4.6 in /usr/local/lib/python3.6/dist-packages (from pyasn1-modules>=0.2.1->google-auth<2,>=1.6.3->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (0.4.8)\n",
+      "Requirement already satisfied: oauthlib>=3.0.0 in /usr/local/lib/python3.6/dist-packages (from requests-oauthlib>=0.7.0->google-auth-oauthlib<0.5,>=0.4.1->tensorboard<2.1.0,>=2.0.0->tensorflow==2.0.0) (3.1.0)\n",
+      "Installing collected packages: tensorflow\n",
+      "Successfully installed tensorflow-2.0.0\n"
+     ]
+    }
+   ],
+   "source": [
+    "!!pip uninstall tensorflow\n",
+    "!pip install tensorflow==2.0.0"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "v9kv9tyJ77eF"
+   },
+   "source": [
+    "## Get Required Files from Drive"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 35
+    },
+    "colab_type": "code",
+    "id": "D0O_n6OIEVyL",
+    "outputId": "2f8098b6-740a-4e8d-ac4e-597c8727791a"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Drive already mounted at /content/drive/; to attempt to forcibly remount, call drive.mount(\"/content/drive/\", force_remount=True).\n"
+     ]
+    }
+   ],
+   "source": [
+    "from google.colab import drive\n",
+    "drive.mount('/content/drive/')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "0mgRpOvFMjKR"
+   },
+   "outputs": [],
+   "source": [
+    "#Set your project path \n",
+    "project_path =  '/content/drive/My Drive/Colab Notebooks/NLP/'"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "WXYwajPeQbRq"
+   },
+   "source": [
+    "#**## Reading and Exploring Data**"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "vAk6BRUh8CqL"
+   },
+   "source": [
+    "## Read Data \"Sarcasm_Headlines_Dataset.json\". Explore the data and get  some insights about the data.\n",
+    "Hint - As its in json format you need to use pandas.read_json function. Give paraemeter lines = True."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "StSLB-T8PuGr"
+   },
+   "outputs": [],
+   "source": [
+    "import pandas as pd\n",
+    "import os\n",
+    "\n",
+    "data = pd.read_json(os.path.join(project_path,'Sarcasm_Headlines_Dataset.json'),lines=True)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 415
+    },
+    "colab_type": "code",
+    "id": "m6LXx4qHqgWN",
+    "outputId": "02f65927-d795-43a0-c991-eb338634eb3c"
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>article_link</th>\n",
+       "      <th>headline</th>\n",
+       "      <th>is_sarcastic</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>https://www.huffingtonpost.com/entry/versace-b...</td>\n",
+       "      <td>former versace store clerk sues over secret 'b...</td>\n",
+       "      <td>0</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>https://www.huffingtonpost.com/entry/roseanne-...</td>\n",
+       "      <td>the 'roseanne' revival catches up to our thorn...</td>\n",
+       "      <td>0</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>https://local.theonion.com/mom-starting-to-fea...</td>\n",
+       "      <td>mom starting to fear son's web series closest ...</td>\n",
+       "      <td>1</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>https://politics.theonion.com/boehner-just-wan...</td>\n",
+       "      <td>boehner just wants wife to listen, not come up...</td>\n",
+       "      <td>1</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>4</th>\n",
+       "      <td>https://www.huffingtonpost.com/entry/jk-rowlin...</td>\n",
+       "      <td>j.k. rowling wishes snape happy birthday in th...</td>\n",
+       "      <td>0</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>...</th>\n",
+       "      <td>...</td>\n",
+       "      <td>...</td>\n",
+       "      <td>...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>26704</th>\n",
+       "      <td>https://www.huffingtonpost.com/entry/american-...</td>\n",
+       "      <td>american politics in moral free-fall</td>\n",
+       "      <td>0</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>26705</th>\n",
+       "      <td>https://www.huffingtonpost.com/entry/americas-...</td>\n",
+       "      <td>america's best 20 hikes</td>\n",
+       "      <td>0</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>26706</th>\n",
+       "      <td>https://www.huffingtonpost.com/entry/reparatio...</td>\n",
+       "      <td>reparations and obama</td>\n",
+       "      <td>0</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>26707</th>\n",
+       "      <td>https://www.huffingtonpost.com/entry/israeli-b...</td>\n",
+       "      <td>israeli ban targeting boycott supporters raise...</td>\n",
+       "      <td>0</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>26708</th>\n",
+       "      <td>https://www.huffingtonpost.com/entry/gourmet-g...</td>\n",
+       "      <td>gourmet gifts for the foodie 2014</td>\n",
+       "      <td>0</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "<p>26709 rows × 3 columns</p>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                                            article_link  ... is_sarcastic\n",
+       "0      https://www.huffingtonpost.com/entry/versace-b...  ...            0\n",
+       "1      https://www.huffingtonpost.com/entry/roseanne-...  ...            0\n",
+       "2      https://local.theonion.com/mom-starting-to-fea...  ...            1\n",
+       "3      https://politics.theonion.com/boehner-just-wan...  ...            1\n",
+       "4      https://www.huffingtonpost.com/entry/jk-rowlin...  ...            0\n",
+       "...                                                  ...  ...          ...\n",
+       "26704  https://www.huffingtonpost.com/entry/american-...  ...            0\n",
+       "26705  https://www.huffingtonpost.com/entry/americas-...  ...            0\n",
+       "26706  https://www.huffingtonpost.com/entry/reparatio...  ...            0\n",
+       "26707  https://www.huffingtonpost.com/entry/israeli-b...  ...            0\n",
+       "26708  https://www.huffingtonpost.com/entry/gourmet-g...  ...            0\n",
+       "\n",
+       "[26709 rows x 3 columns]"
+      ]
+     },
+     "execution_count": 5,
+     "metadata": {
+      "tags": []
+     },
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "data"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 311
+    },
+    "colab_type": "code",
+    "id": "wsNtC1fDqnH_",
+    "outputId": "5bc63360-23a8-4b3b-fac5-8d2a9c00cd87"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "(26709, 3)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>is_sarcastic</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>count</th>\n",
+       "      <td>26709.000000</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>mean</th>\n",
+       "      <td>0.438953</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>std</th>\n",
+       "      <td>0.496269</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>min</th>\n",
+       "      <td>0.000000</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>25%</th>\n",
+       "      <td>0.000000</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>50%</th>\n",
+       "      <td>0.000000</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>75%</th>\n",
+       "      <td>1.000000</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>max</th>\n",
+       "      <td>1.000000</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "       is_sarcastic\n",
+       "count  26709.000000\n",
+       "mean       0.438953\n",
+       "std        0.496269\n",
+       "min        0.000000\n",
+       "25%        0.000000\n",
+       "50%        0.000000\n",
+       "75%        1.000000\n",
+       "max        1.000000"
+      ]
+     },
+     "execution_count": 6,
+     "metadata": {
+      "tags": []
+     },
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "print (data.shape)\n",
+    "data.describe()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 35
+    },
+    "colab_type": "code",
+    "id": "tNpztCllqwJT",
+    "outputId": "c18539c0-ff8d-4ba6-86e1-a5d318c22fa6"
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "\"the 'roseanne' revival catches up to our thorny political mood, for better and worse\""
+      ]
+     },
+     "execution_count": 7,
+     "metadata": {
+      "tags": []
+     },
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "data['headline'][1]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 52
+    },
+    "colab_type": "code",
+    "id": "DxLSk1n9rFL2",
+    "outputId": "92fb9f7e-9738-49ee-fc6e-60bd28d4c79a"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[nltk_data] Downloading package stopwords to /root/nltk_data...\n",
+      "[nltk_data]   Package stopwords is already up-to-date!\n"
+     ]
+    }
+   ],
+   "source": [
+    "##The column headline needs to be cleaned up as we have special characters and numbers in the column\n",
+    "\n",
+    "import re\n",
+    "from nltk.corpus import stopwords\n",
+    "import nltk\n",
+    "import string\n",
+    "nltk.download('stopwords')\n",
+    "stopwords = set(stopwords.words('english'))\n",
+    "def cleanData(text):\n",
+    "  text = re.sub(r'\\d+', '', text)\n",
+    "  text = \"\".join([char for char in text if char not in string.punctuation])\n",
+    "  return text\n",
+    "\n",
+    "data['headline']=data['headline'].apply(cleanData)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 35
+    },
+    "colab_type": "code",
+    "id": "e_FfMsSr3W73",
+    "outputId": "5bcdc31d-d5c3-4ca0-a072-5540f57fe079"
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'the roseanne revival catches up to our thorny political mood for better and worse'"
+      ]
+     },
+     "execution_count": 9,
+     "metadata": {
+      "tags": []
+     },
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "data['headline'][1]"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "z6pXf7A78E2H"
+   },
+   "source": [
+    "## Drop `article_link` from dataset.\n",
+    "As we only need headline text data and is_sarcastic column for this project. We can drop artical link column here."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "VLSVsvrlP9qD"
+   },
+   "outputs": [],
+   "source": [
+    "data.drop('article_link',inplace=True,axis=1)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "D0h6IOxU8OdH"
+   },
+   "source": [
+    "## Get the Length of each line and find the maximum length.\n",
+    "As different lines are of different length. We need to pad the our sequences using the max length."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "BRAsChZAQmr3"
+   },
+   "outputs": [],
+   "source": [
+    "maxlen = max([len(text) for text in data['headline']])"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "VPPd0YuPXi2M"
+   },
+   "source": [
+    "#**## Modelling**"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "35abKfRx8as3"
+   },
+   "source": [
+    "## Import required modules required for modelling."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "DVel73hYEV4r"
+   },
+   "outputs": [],
+   "source": [
+    "import numpy as np\n",
+    "import tensorflow as tf\n",
+    "from tensorflow.keras.preprocessing.text import Tokenizer\n",
+    "from tensorflow.keras.preprocessing.sequence import pad_sequences\n",
+    "from tensorflow.keras.layers import Dense, Input, LSTM, Embedding, Dropout, Activation, Flatten, Bidirectional, GlobalMaxPool1D\n",
+    "from tensorflow.keras.models import Model, Sequential"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "9ziybaD1RdD9"
+   },
+   "source": [
+    "# Set Different Parameters for the model."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "jPw9gAN_EV6m"
+   },
+   "outputs": [],
+   "source": [
+    "max_features = 10000\n",
+    "maxlen = max([len(text) for text in data['headline']])\n",
+    "embedding_size = 200"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "9abSe-bM8fn9"
+   },
+   "source": [
+    "## Apply Keras Tokenizer of headline column of your data.\n",
+    "Hint - First create a tokenizer instance using Tokenizer(num_words=max_features) \n",
+    "And then fit this tokenizer instance on your data column df['headline'] using .fit_on_texts()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "T9Ad26HfTFMS"
+   },
+   "outputs": [],
+   "source": [
+    "tokenizer = Tokenizer(num_words=max_features,filters='!\"#$%&()*+,-./:;<=>?@[\\\\]^_`{|}~\\t\\n',lower=True,split=' ', char_level=False)\n",
+    "tokenizer.fit_on_texts(data['headline'])"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "0Ffi63KsST3P"
+   },
+   "source": [
+    "# Define X and y for your model."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 15,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 381
+    },
+    "colab_type": "code",
+    "id": "wnjxBdqmSS4s",
+    "outputId": "50110aa7-1293-4bf9-bfdc-ee0d7a2a7675"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Number of Samples: 26709\n",
+      "[   0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0    0    0    0    0    0    0    0    0    0\n",
+      "    0    0    0    0    0  287  780 3505 2213   47  353   92 2111    5\n",
+      " 2476 8139]\n",
+      "Number of Labels:  26709\n",
+      "0\n"
+     ]
+    }
+   ],
+   "source": [
+    "X = tokenizer.texts_to_sequences(data['headline'])\n",
+    "X = pad_sequences(X, maxlen = maxlen)\n",
+    "y = np.asarray(data['is_sarcastic'])\n",
+    "\n",
+    "print(\"Number of Samples:\", len(X))\n",
+    "print(X[0])\n",
+    "print(\"Number of Labels: \", len(y))\n",
+    "print(y[0])"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "WJLyKg-98rH_"
+   },
+   "source": [
+    "## Get the Vocabulary size\n",
+    "You can use tokenizer.word_index."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 16,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 35
+    },
+    "colab_type": "code",
+    "id": "q-2w0gHEUUIo",
+    "outputId": "3a2f9a93-fce6-4066-d3e7-ab84096b6e6a"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "27667\n"
+     ]
+    }
+   ],
+   "source": [
+    "num_words=len(tokenizer.word_index)\n",
+    "print (num_words)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "5hjeMi40XcB1"
+   },
+   "source": [
+    "#**## Word Embedding**"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "bUF1TuQa8ux0"
+   },
+   "source": [
+    "## Get Glove Word Embeddings"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "vq5AIfRtMeZh"
+   },
+   "outputs": [],
+   "source": [
+    "glove_file = project_path + \"glove.6B.zip\""
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "DJLX_n2WMecA"
+   },
+   "outputs": [],
+   "source": [
+    "#Extract Glove embedding zip file\n",
+    "from zipfile import ZipFile\n",
+    "with ZipFile(glove_file, 'r') as z:\n",
+    "  z.extractall()"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "9IuXlu8-U3HG"
+   },
+   "source": [
+    "# Get the Word Embeddings using Embedding file as given below."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "elZ-T5aFGZmZ"
+   },
+   "outputs": [],
+   "source": [
+    "EMBEDDING_FILE = './glove.6B.200d.txt'\n",
+    "\n",
+    "embeddings = {}\n",
+    "for o in open(EMBEDDING_FILE):\n",
+    "    word = o.split(\" \")[0]\n",
+    "    # print(word)\n",
+    "    embd = o.split(\" \")[1:]\n",
+    "    embd = np.asarray(embd, dtype='float32')\n",
+    "    # print(embd)\n",
+    "    embeddings[word] = embd\n",
+    "\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "bTPxveDmVCrA"
+   },
+   "source": [
+    "# Create a weight matrix for words in training docs"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 21,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 235
+    },
+    "colab_type": "code",
+    "id": "xQgOhiywU9nU",
+    "outputId": "3e43d444-0fec-4777-a46c-fc2a20530eb5"
+   },
+   "outputs": [
+    {
+     "ename": "IndexError",
+     "evalue": "ignored",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
+      "\u001b[0;31mIndexError\u001b[0m                                Traceback (most recent call last)",
+      "\u001b[0;32m<ipython-input-21-e5906334edd0>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[1;32m      4\u001b[0m     \u001b[0membedding_vector\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0membeddings\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mget\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mword\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      5\u001b[0m     \u001b[0;32mif\u001b[0m \u001b[0membedding_vector\u001b[0m \u001b[0;32mis\u001b[0m \u001b[0;32mnot\u001b[0m \u001b[0;32mNone\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 6\u001b[0;31m         \u001b[0membedding_matrix\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mi\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0membedding_vector\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      7\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      8\u001b[0m \u001b[0mlen\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0membeddings\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalues\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;31mIndexError\u001b[0m: index 27667 is out of bounds for axis 0 with size 27667"
+     ]
+    }
+   ],
+   "source": [
+    "embedding_matrix = np.zeros((num_words, 200))\n",
+    "\n",
+    "for word, i in tokenizer.word_index.items():\n",
+    "    embedding_vector = embeddings.get(word)\n",
+    "    if embedding_vector is not None:\n",
+    "        embedding_matrix[i] = embedding_vector\n",
+    "\n",
+    "len(embeddings.values())"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "u7IbWuEX82Ra"
+   },
+   "source": [
+    "## Create and Compile your Model\n",
+    "Hint - Use Sequential model instance and then add Embedding layer, Bidirectional(LSTM) layer, then dense and dropout layers as required. \n",
+    "In the end add a final dense layer with sigmoid activation for binary classification.\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "d7jhsSgYXG4l"
+   },
+   "outputs": [],
+   "source": [
+    "### Embedding layer for hint \n",
+    "## model.add(Embedding(num_words, embedding_size, weights = [embedding_matrix]))\n",
+    "### Bidirectional LSTM layer for hint \n",
+    "## model.add(Bidirectional(LSTM(128, return_sequences = True)))\n",
+    "import tensorflow as tf\n",
+    "\n",
+    "input_layer = Input(shape=(maxlen,),dtype=tf.int64)\n",
+    "embed = Embedding(embedding_matrix.shape[0],output_dim=200,weights=[embedding_matrix],input_length=maxlen, trainable=True)(input_layer)\n",
+    "lstm=Bidirectional(LSTM(128))(embed)\n",
+    "drop=Dropout(0.3)(lstm)\n",
+    "dense =Dense(100,activation='relu')(drop)\n",
+    "out=Dense(2,activation='softmax')(dense)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "colab_type": "text",
+    "id": "IJFMxZwMWoTw"
+   },
+   "source": [
+    "# Fit your model with a batch size of 100 and validation_split = 0.2. and state the validation accuracy\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 30,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 364
+    },
+    "colab_type": "code",
+    "id": "ZpVkajCcWnRK",
+    "outputId": "6463c9ee-b14b-4792-e27a-9b950b0997a4"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Model: \"model_1\"\n",
+      "_________________________________________________________________\n",
+      "Layer (type)                 Output Shape              Param #   \n",
+      "=================================================================\n",
+      "input_2 (InputLayer)         [(None, 240)]             0         \n",
+      "_________________________________________________________________\n",
+      "embedding_1 (Embedding)      (None, 240, 200)          5533400   \n",
+      "_________________________________________________________________\n",
+      "bidirectional_1 (Bidirection (None, 256)               336896    \n",
+      "_________________________________________________________________\n",
+      "dropout_1 (Dropout)          (None, 256)               0         \n",
+      "_________________________________________________________________\n",
+      "dense_2 (Dense)              (None, 100)               25700     \n",
+      "_________________________________________________________________\n",
+      "dense_3 (Dense)              (None, 2)                 202       \n",
+      "=================================================================\n",
+      "Total params: 5,896,198\n",
+      "Trainable params: 5,896,198\n",
+      "Non-trainable params: 0\n",
+      "_________________________________________________________________\n"
+     ]
+    }
+   ],
+   "source": [
+    "batch_size = 100\n",
+    "epochs = 5\n",
+    "\n",
+    "model = Model(input_layer,out)\n",
+    "model.compile(loss='sparse_categorical_crossentropy',optimizer=\"adam\",metrics=['accuracy'])\n",
+    "model.summary()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 31,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 225
+    },
+    "colab_type": "code",
+    "id": "TNDkfYCWte4Q",
+    "outputId": "10c71378-2dcb-4ee3-fcdd-bdae376e9ca9"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Train on 21367 samples\n",
+      "Epoch 1/5\n",
+      "21367/21367 [==============================] - 460s 22ms/sample - loss: 0.4514 - accuracy: 0.7802\n",
+      "Epoch 2/5\n",
+      "21367/21367 [==============================] - 457s 21ms/sample - loss: 0.2630 - accuracy: 0.8925\n",
+      "Epoch 3/5\n",
+      "21367/21367 [==============================] - 459s 22ms/sample - loss: 0.1763 - accuracy: 0.9320\n",
+      "Epoch 4/5\n",
+      "21367/21367 [==============================] - 468s 22ms/sample - loss: 0.1181 - accuracy: 0.9570\n",
+      "Epoch 5/5\n",
+      "21367/21367 [==============================] - 468s 22ms/sample - loss: 0.0718 - accuracy: 0.9758\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "<tensorflow.python.keras.callbacks.History at 0x7fc3a31c0eb8>"
+      ]
+     },
+     "execution_count": 31,
+     "metadata": {
+      "tags": []
+     },
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "from sklearn.model_selection import train_test_split\n",
+    "X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=10)\n",
+    "\n",
+    "model.fit(X_train,y_train,batch_size=batch_size, epochs=epochs, verbose=1)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 32,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 55
+    },
+    "colab_type": "code",
+    "id": "kqvqFFu7tjqH",
+    "outputId": "d31ef4a5-9371-4b1f-b83d-f2095a6e23ba"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\r",
+      "5342/1 [=======================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================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=====================================================================================================================================================================================================================================================================] - 54s 10ms/sample\n"
+     ]
+    }
+   ],
+   "source": [
+    "test_pred = model.predict(np.array(X_test), verbose=1)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "YkgjPw-ctohS"
+   },
+   "outputs": [],
+   "source": [
+    "test_pred = [1 if j>i else 0 for i,j in test_pred]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 34,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 52
+    },
+    "colab_type": "code",
+    "id": "683aglhutqwx",
+    "outputId": "da6dcbdf-89d9-4aba-c6ee-03548c3d889a"
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "array([[2651,  380],\n",
+       "       [ 326, 1985]])"
+      ]
+     },
+     "execution_count": 34,
+     "metadata": {
+      "tags": []
+     },
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "from sklearn.metrics import confusion_matrix\n",
+    "confusion_matrix(y_test, test_pred)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 35,
+   "metadata": {
+    "colab": {
+     "base_uri": "https://localhost:8080/",
+     "height": 173
+    },
+    "colab_type": "code",
+    "id": "PNjr1BQBtxGe",
+    "outputId": "da88dbb7-9caf-41d2-d85b-ae3cc0c4fd18"
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "              precision    recall  f1-score   support\n",
+      "\n",
+      "           0       0.89      0.87      0.88      3031\n",
+      "           1       0.84      0.86      0.85      2311\n",
+      "\n",
+      "    accuracy                           0.87      5342\n",
+      "   macro avg       0.86      0.87      0.87      5342\n",
+      "weighted avg       0.87      0.87      0.87      5342\n",
+      "\n"
+     ]
+    }
+   ],
+   "source": [
+    "from sklearn.metrics import classification_report\n",
+    "\n",
+    "print(classification_report(y_test, test_pred))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "colab": {},
+    "colab_type": "code",
+    "id": "ssLxdHIGt6Nl"
+   },
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "accelerator": "GPU",
+  "colab": {
+   "collapsed_sections": [],
+   "name": "NLP_Project_Sarcasm_Detection_Kavitha.ipynb",
+   "provenance": []
+  },
+  "kernelspec": {
+   "display_name": "Python 3",
+   "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": "3.7.3"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 1
+}