Operating_thru_Python.ipynb

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      "cell_type": "markdown",
      "source": [
        "###Arithmetic Operators\n",
        "Perform math operations on numeric values"
      ],
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    {
      "cell_type": "code",
      "source": [
        "3**2\n",
        "#exp operator"
      ],
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              "9"
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          "execution_count": 1
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      "cell_type": "code",
      "source": [
        "11//3\n",
        "# Floor division\n",
        "# Gives the quotient only (ignores the decimal)"
      ],
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              "3"
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      "source": [
        "11 % 3\n",
        "# Modulus operator\n",
        "# Gives the remainder only "
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              "2"
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          "metadata": {},
          "execution_count": 10
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    {
      "cell_type": "code",
      "source": [
        "3**3, 3**1"
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            "text/plain": [
              "(27, 3)"
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          "execution_count": 11
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    {
      "cell_type": "code",
      "source": [
        "3**2**2**2"
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              "43046721"
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          "metadata": {},
          "execution_count": 16
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    {
      "cell_type": "code",
      "source": [
        "print(4/2)"
      ],
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          "text": [
            "2.0\n"
          ]
        }
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    {
      "cell_type": "code",
      "source": [
        "type(4/2)"
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              "float"
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          "execution_count": 20
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    {
      "cell_type": "markdown",
      "source": [
        "### Comparison operator\n",
        "Used to compare values and determine the relationships between them"
      ],
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      }
    },
    {
      "cell_type": "code",
      "source": [
        "x =\"Vimal\"\n",
        "y = \"vimal\"\n",
        "x == y"
      ],
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          "data": {
            "text/plain": [
              "False"
            ]
          },
          "metadata": {},
          "execution_count": 22
        }
      ]
    },
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      "cell_type": "code",
      "source": [
        "(x==y, x!=y)\n",
        "# x!=y means, x is not equal to y"
      ],
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              "(False, True)"
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          "execution_count": 24
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    {
      "cell_type": "code",
      "source": [
        "x,y = \"Apple\", \"Banana\"\n",
        "y"
      ],
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            "text/plain": [
              "'Banana'"
            ],
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              "type": "string"
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          "execution_count": 26
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              "'Apple'"
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          "execution_count": 27
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      "cell_type": "code",
      "source": [
        "x < y"
      ],
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          "data": {
            "text/plain": [
              "True"
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          "metadata": {},
          "execution_count": 28
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      "cell_type": "code",
      "source": [
        "x > y"
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          "data": {
            "text/plain": [
              "False"
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          },
          "metadata": {},
          "execution_count": 30
        }
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      "cell_type": "code",
      "source": [
        "ord(x[0])\n",
        "#prints the unicode value of A"
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          "execution_count": 32
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      "source": [
        "ord(y[0])\n",
        "#prints the unicode value of B\n",
        "#that's whay x < y"
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              "66"
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          "metadata": {},
          "execution_count": 35
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      "cell_type": "code",
      "source": [
        "ord('a')"
      ],
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          "execution_count": 36
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      "cell_type": "code",
      "source": [
        "ord('A')"
      ],
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              "65"
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          },
          "metadata": {},
          "execution_count": 37
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      "cell_type": "code",
      "source": [
        "\"apple\" > \"Apple\"\n",
        "#Because of above"
      ],
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          "data": {
            "text/plain": [
              "True"
            ]
          },
          "metadata": {},
          "execution_count": 39
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "\"applepie\" > \"apple\""
      ],
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        "id": "MvgXo_sPKP1I",
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            "text/plain": [
              "True"
            ]
          },
          "metadata": {},
          "execution_count": 40
        }
      ]
    },
    {
      "cell_type": "markdown",
      "source": [
        "###Logical Operators | and, or, not\n",
        "Used to perform boolean operators or conditions or expressions"
      ],
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        "id": "A8B-SMvfKtSE"
      }
    },
    {
      "cell_type": "code",
      "source": [
        "not True"
      ],
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          "data": {
            "text/plain": [
              "False"
            ]
          },
          "metadata": {},
          "execution_count": 41
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "not 3 == 3"
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          "data": {
            "text/plain": [
              "False"
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          "metadata": {},
          "execution_count": 42
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      "cell_type": "code",
      "source": [
        "False and True"
      ],
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          "data": {
            "text/plain": [
              "False"
            ]
          },
          "metadata": {},
          "execution_count": 43
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "False and False"
      ],
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        "id": "pH_Ot7jYLDo4",
        "outputId": "a1735f1c-8348-43c0-88c4-0d37f07e2fc5"
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          "data": {
            "text/plain": [
              "False"
            ]
          },
          "metadata": {},
          "execution_count": 44
        }
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    {
      "cell_type": "code",
      "source": [
        "# and checks if both the conditions are true\n",
        "# and is like * (mulitplication)"
      ],
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      },
      "execution_count": null,
      "outputs": []
    },
    {
      "cell_type": "code",
      "source": [
        "True or False\n",
        "# or is like + (addition); 0 + 1 = 1"
      ],
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      },
      "execution_count": null,
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        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "True"
            ]
          },
          "metadata": {},
          "execution_count": 46
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "False or False"
      ],
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "-LlcmCCSLSae",
        "outputId": "8517087c-4d75-4707-e400-41319f4f8a8c"
      },
      "execution_count": null,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "False"
            ]
          },
          "metadata": {},
          "execution_count": 49
        }
      ]
    },
    {
      "cell_type": "markdown",
      "source": [
        "### Bitwise operators\n",
        "Bitwise operators are used to perform operations on binary representations of integers"
      ],
      "metadata": {
        "id": "HmZAEJzoLeAk"
      }
    },
    {
      "cell_type": "markdown",
      "source": [
        "### Simplification\n",
        "Doing the things faster"
      ],
      "metadata": {
        "id": "ufWQE6AmLt5g"
      }
    },
    {
      "cell_type": "code",
      "source": [
        "a = 20\n",
        "a += 50\n",
        "a"
      ],
      "metadata": {
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          "base_uri": "https://localhost:8080/"
        },
        "id": "4K1sImnILT6R",
        "outputId": "80d9c63c-b359-4cb2-f912-be02bb7c3e2a"
      },
      "execution_count": null,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "70"
            ]
          },
          "metadata": {},
          "execution_count": 65
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "a"
      ],
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        },
        "id": "4Yzz5gtcL2lX",
        "outputId": "99c1a756-27e2-44f6-9f1f-c67fb88c137f"
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        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "70"
            ]
          },
          "metadata": {},
          "execution_count": 66
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "a *= 2\n",
        "a"
      ],
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        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "140"
            ]
          },
          "metadata": {},
          "execution_count": 67
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "a -= 20\n",
        "a\n",
        "# a -= 200 means, a - 200 = ?"
      ],
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        {
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            "text/plain": [
              "120"
            ]
          },
          "metadata": {},
          "execution_count": 68
        }
      ]
    },
    {
      "cell_type": "markdown",
      "source": [
        "### Identity operators | is, isnot\n",
        "To compare the memory address of object to determine if they refer to the same object in the memory"
      ],
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      }
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    {
      "cell_type": "code",
      "source": [
        "a = 30000\n",
        "b = 30000\n",
        "\n",
        "a == b, id(a) == id(b)\n",
        "# For smaller numbers id(a) will be == id(b)"
      ],
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        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "(True, False)"
            ]
          },
          "metadata": {},
          "execution_count": 71
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "a is b\n",
        "# Do a and b point to the same memory location"
      ],
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        "id": "5V972719MmRK",
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        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "False"
            ]
          },
          "metadata": {},
          "execution_count": 73
        }
      ]
    },
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      "cell_type": "code",
      "source": [
        "a is not b"
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          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "True"
            ]
          },
          "metadata": {},
          "execution_count": 74
        }
      ]
    },
    {
      "cell_type": "markdown",
      "source": [
        "### Membership operators | in, not in\n",
        "To check if an item is present in a sequence (such as strings, list, and tuples)."
      ],
      "metadata": {
        "id": "K48xwI7fNCJz"
      }
    },
    {
      "cell_type": "code",
      "source": [
        "x = \"I am Vimal\""
      ],
      "metadata": {
        "id": "Yzvz_mU0M3LJ"
      },
      "execution_count": null,
      "outputs": []
    },
    {
      "cell_type": "code",
      "source": [
        "name = \"Vimal\"\n",
        "name in x\n",
        "# use of membership operator"
      ],
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "JpuHUUrlNSJq",
        "outputId": "9604e2ee-67a9-4653-d674-07304b7cd356"
      },
      "execution_count": null,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "True"
            ]
          },
          "metadata": {},
          "execution_count": 81
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "fav_items = [\"pizza\", \"pani puri\", \"paneer\"]\n",
        "\"paneer\" in fav_items"
      ],
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "3qhH9QbXPRyC",
        "outputId": "a798b4e5-231e-44a4-a19b-5924d166a497"
      },
      "execution_count": null,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "True"
            ]
          },
          "metadata": {},
          "execution_count": 87
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "x.index(name)"
      ],
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "i_CvBoTxNUsk",
        "outputId": "52dd04aa-7c97-4712-b670-0d342eca963a"
      },
      "execution_count": null,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "5"
            ]
          },
          "metadata": {},
          "execution_count": 88
        }
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "x.find(name)"
      ],
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "jWGRJwleNc9d",
        "outputId": "9ec4dbfe-6dbf-4262-e8a5-d99511366660"
      },
      "execution_count": null,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "5"
            ]
          },
          "metadata": {},
          "execution_count": 89
        }
      ]
    },
    {
      "cell_type": "markdown",
      "source": [
        "### Operator Precedence\n",
        "1. ()\n",
        "2. **\n",
        "3. ~+- Bitwise NOT, Unary Plus, Unary minus (-20)\n",
        "unary tells what number is it (+ve or -ve)\n",
        "4. */ // %\n",
        "5. +-\n",
        "6. Comparison operators\n",
        "7. Logical operators"
      ],
      "metadata": {
        "id": "kk7upRGTNlaE"
      }
    }
  ]
}