VISHAL JENA ASSIGNMENT 2 PANDAS

Assignment1 Numpy.ipynb

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+{"nbformat":4,"nbformat_minor":0,"metadata":{"colab":{"name":"Assignment1 Numpy.ipynb","provenance":[],"authorship_tag":"ABX9TyPjJhiw9UZMcdcNfMiL21DQ"},"kernelspec":{"name":"python3","display_name":"Python 3"}},"cells":[{"cell_type":"code","metadata":{"id":"ig7-yF0L9ZYl","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":34},"executionInfo":{"status":"ok","timestamp":1598163531606,"user_tz":-330,"elapsed":2640,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"154c9eb2-3478-4fb9-b28d-a409e4c52c76"},"source":["# Q1 - create a list and convert into numpy and print it?\n","\n","import numpy as np\n","list = [1,2,3,4,5]\n","np.array(list)"],"execution_count":1,"outputs":[{"output_type":"execute_result","data":{"text/plain":["array([1, 2, 3, 4, 5])"]},"metadata":{"tags":[]},"execution_count":1}]},{"cell_type":"code","metadata":{"id":"dDi5cIDU9-wF","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":68},"executionInfo":{"status":"ok","timestamp":1598163715099,"user_tz":-330,"elapsed":1114,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"e0baec02-57c4-4c54-f685-e6c3d4800f36"},"source":["# Q2- make a 3x3 matrix , convert in into numpy array and then print it?\n","matrix = [[1,2,3],[4,5,6],[7,8,9]]\n","np.array(matrix)"],"execution_count":2,"outputs":[{"output_type":"execute_result","data":{"text/plain":["array([[1, 2, 3],\n","       [4, 5, 6],\n","       [7, 8, 9]])"]},"metadata":{"tags":[]},"execution_count":2}]},{"cell_type":"code","metadata":{"id":"HcMkXlw6-v8T","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":68},"executionInfo":{"status":"ok","timestamp":1598165846560,"user_tz":-330,"elapsed":1311,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"7319facf-8b30-4969-f4c1-1e21db19ac32"},"source":["# Q3 - make a 3x3 matrix using arange,reshape?\n","arr = []\n","for i in range(1,18):\n","    if(i%2!=0):\n","       arr.append(i) # all i values is converted into list (name of list is arr)\n","arr2=np.array(arr) # arr2 list is converted into array\n","matrix1 = arr2.reshape(3,3)\n","matrix1\n","\n","\n","\n"],"execution_count":35,"outputs":[{"output_type":"execute_result","data":{"text/plain":["array([[ 1,  3,  5],\n","       [ 7,  9, 11],\n","       [13, 15, 17]])"]},"metadata":{"tags":[]},"execution_count":35}]},{"cell_type":"code","metadata":{"id":"MzhRrpCb_Pv_","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":34},"executionInfo":{"status":"ok","timestamp":1598167309850,"user_tz":-330,"elapsed":1653,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"f252b919-f82f-46b1-eea4-2e9afdfc95fa"},"source":["# Q4- Create numpy array with 10 random no's from 0 to 10(one no should be greater than 1)?\n","rand_nums = np.random.randint(0,10,10)\n","rand_nums\n","\n","\n"],"execution_count":67,"outputs":[{"output_type":"execute_result","data":{"text/plain":["array([6, 9, 9, 8, 5, 9, 7, 7, 8, 0])"]},"metadata":{"tags":[]},"execution_count":67}]},{"cell_type":"code","metadata":{"id":"pVsKEC33Mdb4","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":102},"executionInfo":{"status":"ok","timestamp":1598167563507,"user_tz":-330,"elapsed":1126,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"b3558c06-c040-4534-fecf-7ff125067c22"},"source":["# Q5 - create a numpy array, convert it into 2d array with 5 rows and print it?\n","arr5 = np.array([1,2,3,4,5])\n","arr5.reshape(5,1)"],"execution_count":73,"outputs":[{"output_type":"execute_result","data":{"text/plain":["array([[1],\n","       [2],\n","       [3],\n","       [4],\n","       [5]])"]},"metadata":{"tags":[]},"execution_count":73}]},{"cell_type":"code","metadata":{"id":"nd9j_Kn-Nbft","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":34},"executionInfo":{"status":"ok","timestamp":1598167717920,"user_tz":-330,"elapsed":1252,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"5b0305d7-96c0-4554-cf08-a7c73444247a"},"source":["# Q6- PRINT SHAPE OF THE ABOVE CURATED ARRAY?\n","arr5.shape"],"execution_count":75,"outputs":[{"output_type":"execute_result","data":{"text/plain":["(5,)"]},"metadata":{"tags":[]},"execution_count":75}]},{"cell_type":"code","metadata":{"id":"Eo4O4CYKOBKQ","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":34},"executionInfo":{"status":"ok","timestamp":1598168136620,"user_tz":-330,"elapsed":1006,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"83b52393-c81d-4956-f6ee-3ce4dd3aa6a5"},"source":["# Q7- Create a numpy array with 10 elements in it. Access the 3rd,4th,9th element?\n","arr6 = np.array([1,2,3,4,5,6,7,8,9,10])\n","print(arr6[2],arr6[3],arr6[8])\n"],"execution_count":83,"outputs":[{"output_type":"stream","text":["3 4 9\n"],"name":"stdout"}]},{"cell_type":"code","metadata":{"id":"JlrBqemkPnb5","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":34},"executionInfo":{"status":"ok","timestamp":1598169267514,"user_tz":-330,"elapsed":1097,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"45f6a7eb-c7da-4d54-f5f1-c608051a54d2"},"source":["# Q8- Print alternate elements of above array?\n","print(arr6[0:2],arr6[4:8],arr6[9])\n","\n"],"execution_count":96,"outputs":[{"output_type":"stream","text":["[1 2] [5 6 7 8] 10\n"],"name":"stdout"}]},{"cell_type":"code","metadata":{"id":"CLYrPZigT7g9","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":34},"executionInfo":{"status":"ok","timestamp":1598169477045,"user_tz":-330,"elapsed":1238,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"8b9639de-42c1-43cd-cb04-d86ed5e61fa6"},"source":["# Q9- Change the last 3 elements into 100?\n","arr6[7:len(arr6)] = 100\n","arr6"],"execution_count":98,"outputs":[{"output_type":"execute_result","data":{"text/plain":["array([  1,   2,   3,   4,   5,   6,   7, 100, 100, 100])"]},"metadata":{"tags":[]},"execution_count":98}]},{"cell_type":"code","metadata":{"id":"Fl_fcTf0Uuoz","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":102},"executionInfo":{"status":"ok","timestamp":1598170147965,"user_tz":-330,"elapsed":1170,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"f34586ba-d754-4393-dd5e-6b2d5c8aa2d7"},"source":["# Q10- Create a 5x5 matrix ,print it. Then print the middle (3x3) matrix?\n","array = np.arange(25)\n","matrix5=array.reshape(5,5)\n","matrix5"],"execution_count":110,"outputs":[{"output_type":"execute_result","data":{"text/plain":["array([[ 0,  1,  2,  3,  4],\n","       [ 5,  6,  7,  8,  9],\n","       [10, 11, 12, 13, 14],\n","       [15, 16, 17, 18, 19],\n","       [20, 21, 22, 23, 24]])"]},"metadata":{"tags":[]},"execution_count":110}]},{"cell_type":"code","metadata":{"id":"_og_4VffXSdG","colab_type":"code","colab":{"base_uri":"https://localhost:8080/","height":68},"executionInfo":{"status":"ok","timestamp":1598170290702,"user_tz":-330,"elapsed":1534,"user":{"displayName":"VISHAL JENA","photoUrl":"https://lh3.googleusercontent.com/a-/AOh14Gi3s4vwgm4-WxCI3Z00c46UXHGpRud4hAkH5mp_MA=s64","userId":"10167023063644792477"}},"outputId":"19bfb681-4bfe-431e-f989-2f90821f8301"},"source":["# now printing the middle (3x3) matrix\n","matrix5[1:4,1:4]"],"execution_count":111,"outputs":[{"output_type":"execute_result","data":{"text/plain":["array([[ 6,  7,  8],\n","       [11, 12, 13],\n","       [16, 17, 18]])"]},"metadata":{"tags":[]},"execution_count":111}]}]}

Assignment1_Numpy.ipynb

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+{
+  "nbformat": 4,
+  "nbformat_minor": 0,
+  "metadata": {
+    "colab": {
+      "name": "Assignment1 Numpy.ipynb",
+      "provenance": [],
+      "authorship_tag": "ABX9TyPjJhiw9UZMcdcNfMiL21DQ",
+      "include_colab_link": true
+    },
+    "kernelspec": {
+      "name": "python3",
+      "display_name": "Python 3"
+    }
+  },
+  "cells": [
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "view-in-github",
+        "colab_type": "text"
+      },
+      "source": [
+        "<a href=\"https://colab.research.google.com/github/jenavishal/Python4DS/blob/master/Assignment1_Numpy.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "ig7-yF0L9ZYl",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 34
+        },
+        "outputId": "154c9eb2-3478-4fb9-b28d-a409e4c52c76"
+      },
+      "source": [
+        "# Q1 - create a list and convert into numpy and print it?\n",
+        "\n",
+        "import numpy as np\n",
+        "list = [1,2,3,4,5]\n",
+        "np.array(list)"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "array([1, 2, 3, 4, 5])"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 1
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "dDi5cIDU9-wF",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 68
+        },
+        "outputId": "e0baec02-57c4-4c54-f685-e6c3d4800f36"
+      },
+      "source": [
+        "# Q2- make a 3x3 matrix , convert in into numpy array and then print it?\n",
+        "matrix = [[1,2,3],[4,5,6],[7,8,9]]\n",
+        "np.array(matrix)"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "array([[1, 2, 3],\n",
+              "       [4, 5, 6],\n",
+              "       [7, 8, 9]])"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 2
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "HcMkXlw6-v8T",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 68
+        },
+        "outputId": "7319facf-8b30-4969-f4c1-1e21db19ac32"
+      },
+      "source": [
+        "# Q3 - make a 3x3 matrix using arange,reshape?\n",
+        "arr = []\n",
+        "for i in range(1,18):\n",
+        "    if(i%2!=0):\n",
+        "       arr.append(i) # all i values is converted into list (name of list is arr)\n",
+        "arr2=np.array(arr) # arr2 list is converted into array\n",
+        "matrix1 = arr2.reshape(3,3)\n",
+        "matrix1\n",
+        "\n",
+        "\n",
+        "\n"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "array([[ 1,  3,  5],\n",
+              "       [ 7,  9, 11],\n",
+              "       [13, 15, 17]])"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 35
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "MzhRrpCb_Pv_",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 34
+        },
+        "outputId": "f252b919-f82f-46b1-eea4-2e9afdfc95fa"
+      },
+      "source": [
+        "# Q4- Create numpy array with 10 random no's from 0 to 10(one no should be greater than 1)?\n",
+        "rand_nums = np.random.randint(0,10,10)\n",
+        "rand_nums\n",
+        "\n",
+        "\n"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "array([6, 9, 9, 8, 5, 9, 7, 7, 8, 0])"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 67
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "pVsKEC33Mdb4",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 102
+        },
+        "outputId": "b3558c06-c040-4534-fecf-7ff125067c22"
+      },
+      "source": [
+        "# Q5 - create a numpy array, convert it into 2d array with 5 rows and print it?\n",
+        "arr5 = np.array([1,2,3,4,5])\n",
+        "arr5.reshape(5,1)"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "array([[1],\n",
+              "       [2],\n",
+              "       [3],\n",
+              "       [4],\n",
+              "       [5]])"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 73
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "nd9j_Kn-Nbft",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 34
+        },
+        "outputId": "5b0305d7-96c0-4554-cf08-a7c73444247a"
+      },
+      "source": [
+        "# Q6- PRINT SHAPE OF THE ABOVE CURATED ARRAY?\n",
+        "arr5.shape"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "(5,)"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 75
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "Eo4O4CYKOBKQ",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 34
+        },
+        "outputId": "83b52393-c81d-4956-f6ee-3ce4dd3aa6a5"
+      },
+      "source": [
+        "# Q7- Create a numpy array with 10 elements in it. Access the 3rd,4th,9th element?\n",
+        "arr6 = np.array([1,2,3,4,5,6,7,8,9,10])\n",
+        "print(arr6[2],arr6[3],arr6[8])\n"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "text": [
+            "3 4 9\n"
+          ],
+          "name": "stdout"
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "JlrBqemkPnb5",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 34
+        },
+        "outputId": "45f6a7eb-c7da-4d54-f5f1-c608051a54d2"
+      },
+      "source": [
+        "# Q8- Print alternate elements of above array?\n",
+        "print(arr6[0:2],arr6[4:8],arr6[9])\n",
+        "\n"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "text": [
+            "[1 2] [5 6 7 8] 10\n"
+          ],
+          "name": "stdout"
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "CLYrPZigT7g9",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 34
+        },
+        "outputId": "8b9639de-42c1-43cd-cb04-d86ed5e61fa6"
+      },
+      "source": [
+        "# Q9- Change the last 3 elements into 100?\n",
+        "arr6[7:len(arr6)] = 100\n",
+        "arr6"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "array([  1,   2,   3,   4,   5,   6,   7, 100, 100, 100])"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 98
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "Fl_fcTf0Uuoz",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 102
+        },
+        "outputId": "f34586ba-d754-4393-dd5e-6b2d5c8aa2d7"
+      },
+      "source": [
+        "# Q10- Create a 5x5 matrix ,print it. Then print the middle (3x3) matrix?\n",
+        "array = np.arange(25)\n",
+        "matrix5=array.reshape(5,5)\n",
+        "matrix5"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "array([[ 0,  1,  2,  3,  4],\n",
+              "       [ 5,  6,  7,  8,  9],\n",
+              "       [10, 11, 12, 13, 14],\n",
+              "       [15, 16, 17, 18, 19],\n",
+              "       [20, 21, 22, 23, 24]])"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 110
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "_og_4VffXSdG",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 68
+        },
+        "outputId": "19bfb681-4bfe-431e-f989-2f90821f8301"
+      },
+      "source": [
+        "# now printing the middle (3x3) matrix\n",
+        "matrix5[1:4,1:4]"
+      ],
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "array([[ 6,  7,  8],\n",
+              "       [11, 12, 13],\n",
+              "       [16, 17, 18]])"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 111
+        }
+      ]
+    }
+  ]
+}