From 857bb2fd8198b4d1f07803d6ba3caada7125bc32 Mon Sep 17 00:00:00 2001
From: sjasthi <siva.jasthi@metrostate.edu>
Date: Mon, 8 May 2023 11:00:11 -0500
Subject: [PATCH] FP #3: data validation, duplicate recognition - are
 integrated

---
 python101_2023_gas_prices_project.ipynb | 562 +++++++++++++-----------
 1 file changed, 313 insertions(+), 249 deletions(-)

diff --git a/python101_2023_gas_prices_project.ipynb b/python101_2023_gas_prices_project.ipynb
index 77021bb..d8cd6c1 100644
--- a/python101_2023_gas_prices_project.ipynb
+++ b/python101_2023_gas_prices_project.ipynb
@@ -4,7 +4,6 @@
   "metadata": {
     "colab": {
       "provenance": [],
-      "toc_visible": true,
       "include_colab_link": true
     },
     "kernelspec": {
@@ -47,32 +46,10 @@
         "!wget https://raw.githubusercontent.com/sjasthi/python_input_files/main/gasprices.txt"
       ],
       "metadata": {
-        "id": "cB1aEknPb3bT",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "f3abc923-48da-494d-be92-b7a5855f4572"
+        "id": "cB1aEknPb3bT"
       },
-      "execution_count": 1,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "--2023-05-08 15:49:56--  https://raw.githubusercontent.com/sjasthi/python_input_files/main/gasprices.txt\n",
-            "Resolving raw.githubusercontent.com (raw.githubusercontent.com)... 185.199.108.133, 185.199.109.133, 185.199.110.133, ...\n",
-            "Connecting to raw.githubusercontent.com (raw.githubusercontent.com)|185.199.108.133|:443... connected.\n",
-            "HTTP request sent, awaiting response... 200 OK\n",
-            "Length: 19059 (19K) [text/plain]\n",
-            "Saving to: ‘gasprices.txt’\n",
-            "\n",
-            "gasprices.txt       100%[===================>]  18.61K  --.-KB/s    in 0.001s  \n",
-            "\n",
-            "2023-05-08 15:49:57 (12.4 MB/s) - ‘gasprices.txt’ saved [19059/19059]\n",
-            "\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "code",
@@ -131,7 +108,7 @@
       "metadata": {
         "id": "37w-n6jcjlM_"
       },
-      "execution_count": 2,
+      "execution_count": null,
       "outputs": []
     },
     {
@@ -181,6 +158,12 @@
         "  for s in file_lines:\n",
         "    m_d_y_list = s.split('-')\n",
         "    y_p_list = m_d_y_list[2].split(':')\n",
+        "\n",
+        "    # Once we split by :, we should be getting exactly two tokens.\n",
+        "    # Otherwise, ignore the line\n",
+        "    if (len(y_p_list)!=2):\n",
+        "      continue\n",
+        "\n",
         "    price = y_p_list[1].strip('\\n')\n",
         "\n",
         "    m_d_y_p_list = []\n",
@@ -195,6 +178,13 @@
         "    m_d_y_p_list.append(price)\n",
         "\n",
         "    #update the prices master list\n",
+        "    # only if the m_d_y_p_list doesn't exist in the master list\n",
+        "    # this helps us to avoid the duplicates\n",
+        "    if m_d_y_p_list in prices_master_list:\n",
+        "      continue\n",
+        "\n",
+        "    # if it is not in the master list,\n",
+        "    # we will continue updating our data structures\n",
         "    prices_master_list.append(m_d_y_p_list)\n",
         "\n",
         "    # update the year dictionary\n",
@@ -230,22 +220,10 @@
         "    print(\"gasprices.txt data is processed\")"
       ],
       "metadata": {
-        "id": "uqkxR9bLitmI",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "fa9ef299-b12d-43d6-f439-082d044b1e49"
+        "id": "uqkxR9bLitmI"
       },
-      "execution_count": 3,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "gasprices.txt data is processed\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "code",
@@ -296,22 +274,10 @@
         "  print(\"get_average_price_per_year( ) is regisered\")"
       ],
       "metadata": {
-        "id": "a-23MFiOixer",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "bce076d8-a24e-47fe-e37b-2c335a1b53b2"
+        "id": "a-23MFiOixer"
       },
-      "execution_count": 4,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "get_average_price_per_year( ) is regisered\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "code",
@@ -330,42 +296,10 @@
         "  print(year,average_price)"
       ],
       "metadata": {
-        "id": "BlNmOIfegF_O",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "c4487c8e-1e4b-47d4-fd24-198d9ec69bd8"
+        "id": "BlNmOIfegF_O"
       },
-      "execution_count": 5,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "1993 1.0711538461538466\n",
-            "1994 1.0778653846153845\n",
-            "1995 1.1577115384615386\n",
-            "1996 1.2445283018867925\n",
-            "1997 1.2442499999999999\n",
-            "1998 1.071711538461538\n",
-            "1999 1.1760576923076924\n",
-            "2000 1.522730769230769\n",
-            "2001 1.4603018867924529\n",
-            "2002 1.385961538461538\n",
-            "2003 1.603019230769231\n",
-            "2004 1.8946923076923083\n",
-            "2005 2.314461538461538\n",
-            "2006 2.6182692307692315\n",
-            "2007 2.8434716981132078\n",
-            "2008 3.2989038461538462\n",
-            "2009 2.4058269230769236\n",
-            "2010 2.835057692307693\n",
-            "2011 3.576423076923077\n",
-            "2012 3.6796415094339627\n",
-            "2013 3.651441176470588\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "code",
@@ -412,33 +346,10 @@
         "# Bug 2 : The average price needs to be rounded off to a.bc (2 digts after the decimal)"
       ],
       "metadata": {
-        "id": "obufOlRXixoV",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "8a9f5b2c-da58-4c85-9320-4da07c585316"
+        "id": "obufOlRXixoV"
       },
-      "execution_count": 6,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "1 1.8996666666666664\n",
-            "2 1.9232705882352943\n",
-            "3 1.9622209302325573\n",
-            "4 2.0024971264367806\n",
-            "5 2.031773755656108\n",
-            "6 2.052775894538607\n",
-            "7 2.0668349358974365\n",
-            "8 2.075001394700141\n",
-            "9 2.074043640897756\n",
-            "10 2.0694983164983176\n",
-            "11 2.0559222108495407\n",
-            "12 2.0399230046948365\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "markdown",
@@ -497,34 +408,10 @@
         "get_average_prices_per_month_dictionary()"
       ],
       "metadata": {
-        "id": "pJG1MDwegMz7",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "2a770297-ef7c-4434-b9ee-d5ba6e3b6805"
+        "id": "pJG1MDwegMz7"
       },
-      "execution_count": 7,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "Month - Average Price\n",
-            "April : 2.12\n",
-            "May : 2.14\n",
-            "June : 2.16\n",
-            "July : 2.15\n",
-            "August : 2.13\n",
-            "September : 2.07\n",
-            "October : 2.03\n",
-            "November : 1.92\n",
-            "December : 1.86\n",
-            "January : 1.9\n",
-            "February : 1.95\n",
-            "March : 2.04\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "code",
@@ -569,43 +456,10 @@
         "#Bug 3: The output could use escape strings /t (tabbed separation) "
       ],
       "metadata": {
-        "id": "6MfaQaIGixzT",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "610aa542-2c18-452a-8e1f-399b53a972cc"
+        "id": "6MfaQaIGixzT"
       },
-      "execution_count": 8,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "Year Highest Lowest\n",
-            "1993 1.107 0.999\n",
-            "1994 1.165 0.992\n",
-            "1995 1.246 1.106\n",
-            "1996 1.33 1.126\n",
-            "1997 1.288 1.158\n",
-            "1998 1.113 0.979\n",
-            "1999 1.315 0.949\n",
-            "2000 1.711 1.304\n",
-            "2001 1.748 1.101\n",
-            "2002 1.499 1.142\n",
-            "2003 1.787 1.487\n",
-            "2004 2.104 1.552\n",
-            "2005 3.117 1.824\n",
-            "2006 3.083 2.246\n",
-            "2007 3.258 2.213\n",
-            "2008 4.165 1.67\n",
-            "2009 2.746 1.737\n",
-            "2010 3.106 2.664\n",
-            "2011 4.018 3.124\n",
-            "2012 3.997 3.324\n",
-            "2013 3.851 3.373\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "code",
@@ -634,43 +488,10 @@
         "get_highest_and_lowest_prices_per_year_dictionary()    "
       ],
       "metadata": {
-        "id": "p6njOXJ0gTOa",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "1f043d18-5e2c-4e6a-afe4-224703bf11e9"
+        "id": "p6njOXJ0gTOa"
       },
-      "execution_count": 9,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "Year\t\tHighest Price\t\tLowest Price\n",
-            "1993 \t\t 1.107 \t\t\t 0.999\n",
-            "1994 \t\t 1.165 \t\t\t 0.992\n",
-            "1995 \t\t 1.246 \t\t\t 1.106\n",
-            "1996 \t\t 1.33 \t\t\t 1.126\n",
-            "1997 \t\t 1.288 \t\t\t 1.158\n",
-            "1998 \t\t 1.148 \t\t\t 0.979\n",
-            "1999 \t\t 1.315 \t\t\t 0.949\n",
-            "2000 \t\t 1.711 \t\t\t 1.304\n",
-            "2001 \t\t 1.748 \t\t\t 1.101\n",
-            "2002 \t\t 1.499 \t\t\t 1.142\n",
-            "2003 \t\t 1.787 \t\t\t 1.487\n",
-            "2004 \t\t 2.104 \t\t\t 1.552\n",
-            "2005 \t\t 3.117 \t\t\t 1.824\n",
-            "2006 \t\t 3.083 \t\t\t 2.246\n",
-            "2007 \t\t 3.258 \t\t\t 2.213\n",
-            "2008 \t\t 4.165 \t\t\t 1.67\n",
-            "2009 \t\t 2.746 \t\t\t 1.737\n",
-            "2010 \t\t 3.106 \t\t\t 2.664\n",
-            "2011 \t\t 4.018 \t\t\t 3.124\n",
-            "2012 \t\t 3.997 \t\t\t 3.324\n",
-            "2013 \t\t 3.851 \t\t\t 3.373\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "code",
@@ -715,7 +536,7 @@
       "metadata": {
         "id": "nTLqjQzliyCb"
       },
-      "execution_count": 10,
+      "execution_count": null,
       "outputs": []
     },
     {
@@ -761,7 +582,7 @@
       "metadata": {
         "id": "2UnxtLVmi203"
       },
-      "execution_count": 11,
+      "execution_count": null,
       "outputs": []
     },
     {
@@ -813,7 +634,7 @@
       "metadata": {
         "id": "vdCAP2O9EFmP"
       },
-      "execution_count": 12,
+      "execution_count": null,
       "outputs": []
     },
     {
@@ -849,31 +670,15 @@
         "\n"
       ],
       "metadata": {
-        "id": "i1PTYudzg1OO",
-        "colab": {
-          "base_uri": "https://localhost:8080/"
-        },
-        "outputId": "7cdd20fd-6091-4226-b32c-f7d11e7be7af"
+        "id": "i1PTYudzg1OO"
       },
-      "execution_count": 13,
-      "outputs": [
-        {
-          "output_type": "stream",
-          "name": "stdout",
-          "text": [
-            "Printing the Frequency Table\n",
-            "Low ==> 569\n",
-            "Medium ==> 157\n",
-            "High ==> 188\n",
-            "Very High ==> 151\n"
-          ]
-        }
-      ]
+      "execution_count": null,
+      "outputs": []
     },
     {
       "cell_type": "code",
       "source": [
-        "#@title get_missing_dates_report\n",
+        "#@title get_missing_dates_list_report\n",
         "def get_missing_dates_list_report():\n",
         "    import datetime\n",
         "\n",
@@ -918,7 +723,7 @@
         "#@title get_missing_dates_summary_report() \n",
         "import datetime\n",
         "\n",
-        "def get_missing_dates_summary_report():\n",
+        "def get_missing_dates_report():\n",
         "    file_path = 'gasprices.txt'\n",
         "    # Read the gas prices from the file\n",
         "    with open(file_path) as f:\n",
@@ -949,13 +754,270 @@
         "        year, month = year_month.split()\n",
         "        print(f\"{month}\\t{year}\\t{count}\")\n",
         "\n",
-        "get_missing_dates_summary_report()"
+        "get_missing_dates_report()"
       ],
       "metadata": {
-        "id": "VoX8G_DD8qMM"
+        "id": "VoX8G_DD8qMM",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        },
+        "outputId": "3f94a3eb-e730-4ec6-883f-f8ac03b7e170"
       },
       "execution_count": null,
-      "outputs": []
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Month\tYear\tCount of missing days\n",
+            "Apr\t1993\t22\n",
+            "May\t1993\t26\n",
+            "Jun\t1993\t26\n",
+            "Jul\t1993\t27\n",
+            "Aug\t1993\t26\n",
+            "Sep\t1993\t26\n",
+            "Oct\t1993\t27\n",
+            "Nov\t1993\t25\n",
+            "Dec\t1993\t27\n",
+            "Jan\t1994\t26\n",
+            "Feb\t1994\t24\n",
+            "Mar\t1994\t27\n",
+            "Apr\t1994\t26\n",
+            "May\t1994\t26\n",
+            "Jun\t1994\t26\n",
+            "Jul\t1994\t27\n",
+            "Aug\t1994\t26\n",
+            "Sep\t1994\t26\n",
+            "Oct\t1994\t26\n",
+            "Nov\t1994\t26\n",
+            "Dec\t1994\t27\n",
+            "Jan\t1995\t26\n",
+            "Feb\t1995\t24\n",
+            "Mar\t1995\t27\n",
+            "Apr\t1995\t26\n",
+            "May\t1995\t26\n",
+            "Jun\t1995\t26\n",
+            "Jul\t1995\t26\n",
+            "Aug\t1995\t27\n",
+            "Sep\t1995\t26\n",
+            "Oct\t1995\t26\n",
+            "Nov\t1995\t26\n",
+            "Dec\t1995\t27\n",
+            "Jan\t1996\t26\n",
+            "Feb\t1996\t25\n",
+            "Mar\t1996\t27\n",
+            "Apr\t1996\t25\n",
+            "May\t1996\t27\n",
+            "Jun\t1996\t26\n",
+            "Jul\t1996\t26\n",
+            "Aug\t1996\t27\n",
+            "Sep\t1996\t25\n",
+            "Oct\t1996\t27\n",
+            "Nov\t1996\t26\n",
+            "Dec\t1996\t26\n",
+            "Jan\t1997\t27\n",
+            "Feb\t1997\t24\n",
+            "Mar\t1997\t26\n",
+            "Apr\t1997\t26\n",
+            "May\t1997\t27\n",
+            "Jun\t1997\t25\n",
+            "Jul\t1997\t27\n",
+            "Aug\t1997\t27\n",
+            "Sep\t1997\t25\n",
+            "Oct\t1997\t27\n",
+            "Nov\t1997\t26\n",
+            "Dec\t1997\t26\n",
+            "Jan\t1998\t27\n",
+            "Feb\t1998\t24\n",
+            "Mar\t1998\t26\n",
+            "Apr\t1998\t26\n",
+            "May\t1998\t27\n",
+            "Jun\t1998\t25\n",
+            "Jul\t1998\t27\n",
+            "Aug\t1998\t26\n",
+            "Sep\t1998\t26\n",
+            "Oct\t1998\t27\n",
+            "Nov\t1998\t25\n",
+            "Dec\t1998\t27\n",
+            "Jan\t1999\t27\n",
+            "Feb\t1999\t24\n",
+            "Mar\t1999\t26\n",
+            "Apr\t1999\t26\n",
+            "May\t1999\t26\n",
+            "Jun\t1999\t26\n",
+            "Jul\t1999\t27\n",
+            "Aug\t1999\t26\n",
+            "Sep\t1999\t26\n",
+            "Oct\t1999\t27\n",
+            "Nov\t1999\t25\n",
+            "Dec\t1999\t27\n",
+            "Jan\t2000\t26\n",
+            "Feb\t2000\t25\n",
+            "Mar\t2000\t27\n",
+            "Apr\t2000\t26\n",
+            "May\t2000\t26\n",
+            "Jun\t2000\t26\n",
+            "Jul\t2000\t26\n",
+            "Aug\t2000\t27\n",
+            "Sep\t2000\t26\n",
+            "Oct\t2000\t26\n",
+            "Nov\t2000\t26\n",
+            "Dec\t2000\t27\n",
+            "Jan\t2001\t26\n",
+            "Feb\t2001\t24\n",
+            "Mar\t2001\t27\n",
+            "Apr\t2001\t25\n",
+            "May\t2001\t27\n",
+            "Jun\t2001\t26\n",
+            "Jul\t2001\t26\n",
+            "Aug\t2001\t27\n",
+            "Sep\t2001\t26\n",
+            "Oct\t2001\t26\n",
+            "Nov\t2001\t26\n",
+            "Dec\t2001\t26\n",
+            "Jan\t2002\t27\n",
+            "Feb\t2002\t24\n",
+            "Mar\t2002\t27\n",
+            "Apr\t2002\t25\n",
+            "May\t2002\t27\n",
+            "Jun\t2002\t26\n",
+            "Jul\t2002\t26\n",
+            "Aug\t2002\t27\n",
+            "Sep\t2002\t25\n",
+            "Oct\t2002\t27\n",
+            "Nov\t2002\t26\n",
+            "Dec\t2002\t26\n",
+            "Jan\t2003\t27\n",
+            "Feb\t2003\t24\n",
+            "Mar\t2003\t26\n",
+            "Apr\t2003\t26\n",
+            "May\t2003\t27\n",
+            "Jun\t2003\t25\n",
+            "Jul\t2003\t27\n",
+            "Aug\t2003\t27\n",
+            "Sep\t2003\t25\n",
+            "Oct\t2003\t27\n",
+            "Nov\t2003\t26\n",
+            "Dec\t2003\t26\n",
+            "Jan\t2004\t27\n",
+            "Feb\t2004\t25\n",
+            "Mar\t2004\t26\n",
+            "Apr\t2004\t26\n",
+            "May\t2004\t26\n",
+            "Jun\t2004\t26\n",
+            "Jul\t2004\t27\n",
+            "Aug\t2004\t26\n",
+            "Sep\t2004\t26\n",
+            "Oct\t2004\t27\n",
+            "Nov\t2004\t25\n",
+            "Dec\t2004\t27\n",
+            "Jan\t2005\t26\n",
+            "Feb\t2005\t24\n",
+            "Mar\t2005\t27\n",
+            "Apr\t2005\t26\n",
+            "May\t2005\t26\n",
+            "Jun\t2005\t26\n",
+            "Jul\t2005\t27\n",
+            "Aug\t2005\t26\n",
+            "Sep\t2005\t26\n",
+            "Oct\t2005\t26\n",
+            "Nov\t2005\t26\n",
+            "Dec\t2005\t27\n",
+            "Jan\t2006\t26\n",
+            "Feb\t2006\t24\n",
+            "Mar\t2006\t27\n",
+            "Apr\t2006\t26\n",
+            "May\t2006\t26\n",
+            "Jun\t2006\t26\n",
+            "Jul\t2006\t26\n",
+            "Aug\t2006\t27\n",
+            "Sep\t2006\t26\n",
+            "Oct\t2006\t26\n",
+            "Nov\t2006\t26\n",
+            "Dec\t2006\t27\n",
+            "Jan\t2007\t26\n",
+            "Feb\t2007\t24\n",
+            "Mar\t2007\t27\n",
+            "Apr\t2007\t25\n",
+            "May\t2007\t27\n",
+            "Jun\t2007\t26\n",
+            "Jul\t2007\t26\n",
+            "Aug\t2007\t27\n",
+            "Sep\t2007\t26\n",
+            "Oct\t2007\t26\n",
+            "Nov\t2007\t26\n",
+            "Dec\t2007\t26\n",
+            "Jan\t2008\t27\n",
+            "Feb\t2008\t25\n",
+            "Mar\t2008\t26\n",
+            "Apr\t2008\t26\n",
+            "May\t2008\t27\n",
+            "Jun\t2008\t25\n",
+            "Jul\t2008\t27\n",
+            "Aug\t2008\t27\n",
+            "Sep\t2008\t25\n",
+            "Oct\t2008\t27\n",
+            "Nov\t2008\t26\n",
+            "Dec\t2008\t26\n",
+            "Jan\t2009\t27\n",
+            "Feb\t2009\t24\n",
+            "Mar\t2009\t26\n",
+            "Apr\t2009\t26\n",
+            "May\t2009\t27\n",
+            "Jun\t2009\t25\n",
+            "Jul\t2009\t27\n",
+            "Aug\t2009\t26\n",
+            "Sep\t2009\t26\n",
+            "Oct\t2009\t27\n",
+            "Nov\t2009\t25\n",
+            "Dec\t2009\t27\n",
+            "Jan\t2010\t27\n",
+            "Feb\t2010\t24\n",
+            "Mar\t2010\t26\n",
+            "Apr\t2010\t26\n",
+            "May\t2010\t26\n",
+            "Jun\t2010\t26\n",
+            "Jul\t2010\t27\n",
+            "Aug\t2010\t26\n",
+            "Sep\t2010\t26\n",
+            "Oct\t2010\t27\n",
+            "Nov\t2010\t25\n",
+            "Dec\t2010\t27\n",
+            "Jan\t2011\t26\n",
+            "Feb\t2011\t24\n",
+            "Mar\t2011\t27\n",
+            "Apr\t2011\t26\n",
+            "May\t2011\t26\n",
+            "Jun\t2011\t26\n",
+            "Jul\t2011\t27\n",
+            "Aug\t2011\t26\n",
+            "Sep\t2011\t26\n",
+            "Oct\t2011\t26\n",
+            "Nov\t2011\t26\n",
+            "Dec\t2011\t27\n",
+            "Jan\t2012\t26\n",
+            "Feb\t2012\t25\n",
+            "Mar\t2012\t27\n",
+            "Apr\t2012\t25\n",
+            "May\t2012\t27\n",
+            "Jun\t2012\t26\n",
+            "Jul\t2012\t26\n",
+            "Aug\t2012\t27\n",
+            "Sep\t2012\t26\n",
+            "Oct\t2012\t26\n",
+            "Nov\t2012\t26\n",
+            "Dec\t2012\t26\n",
+            "Jan\t2013\t27\n",
+            "Feb\t2013\t24\n",
+            "Mar\t2013\t27\n",
+            "Apr\t2013\t25\n",
+            "May\t2013\t27\n",
+            "Jun\t2013\t26\n",
+            "Jul\t2013\t26\n",
+            "Aug\t2013\t22\n"
+          ]
+        }
+      ]
     },
     {
       "cell_type": "code",
@@ -1047,7 +1109,7 @@
       "metadata": {
         "id": "gcKx4uxOlu0u"
       },
-      "execution_count": 16,
+      "execution_count": null,
       "outputs": []
     },
     {
@@ -1135,20 +1197,23 @@
         "    break\n",
         "            \n",
         "  else:\n",
-        "    print('Please enter a valid number between 1 to 16.')"
+        "    print('Please enter a valid number between 1 to 15.')"
       ],
       "metadata": {
         "id": "ujel_5P1sqj3",
         "colab": {
           "base_uri": "https://localhost:8080/"
         },
-        "outputId": "9eefb370-16dc-4232-8968-8fd1a8c93176"
+        "outputId": "5a754102-d95b-47be-d03a-88c5581bd0dc"
       },
       "execution_count": null,
       "outputs": [
         {
-          "output_type": "stream",
+          "metadata": {
+            "tags": null
+          },
           "name": "stdout",
+          "output_type": "stream",
           "text": [
             "\n",
             "===========================================================\n",
@@ -1172,7 +1237,6 @@
             "\n",
             "===========================================================\n",
             "\n",
-            "Please choose one of the method numbers: 15\n",
             "\n",
             "\n",
             "\n",