tutorial1.ipynb

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   "source": [
    "# Basics of OOP in python"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Declaring a class and objects "
   ]
  },
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   "source": [
    "class Employee: # declaring a class in python\n",
    "    pass\n",
    "\n",
    "# declaring ohjects of class Employee \n",
    "saurav = Employee()\n",
    "nishant = Employee()\n",
    "\n",
    "# assigning the details to the objects\n",
    "saurav.name = \"Saurav\"\n",
    "saurav.age = 22\n",
    "saurav.salary = 50000\n",
    "\n",
    "nishant.name = \"Nishant\"\n",
    "nishant.age = 20"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<__main__.Employee object at 0x00000232C37EEF88> <__main__.Employee object at 0x00000232C37EEFC8>\n"
     ]
    }
   ],
   "source": [
    "print(saurav, nishant)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Extracting all the details of an object"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'name': 'Saurav', 'age': 22, 'salary': 50000}"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "saurav.__dict__ "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'name': 'Nishant', 'age': 20}"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "nishant.__dict__"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Extracting all the details of class"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "mappingproxy({'__module__': '__main__',\n",
       "              '__dict__': <attribute '__dict__' of 'Employee' objects>,\n",
       "              '__weakref__': <attribute '__weakref__' of 'Employee' objects>,\n",
       "              '__doc__': None})"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Employee.__dict__"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Accessing the object details using \"dot\" operator"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Name: Saurav\n",
      "Age: 22\n",
      "Salary: 50000\n"
     ]
    }
   ],
   "source": [
    "print(\"Name:\", saurav.name)\n",
    "print(\"Age:\", saurav.age)\n",
    "print(\"Salary:\", saurav.salary)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Nishant 20\n"
     ]
    }
   ],
   "source": [
    "print(nishant.name, nishant.age)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Constructor in class"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [],
   "source": [
    "class Student:\n",
    "    def __init__(self, name, age, cgpa): # constructor (it takes self as a default first argument)\n",
    "        self.name = name\n",
    "        self.age = age\n",
    "        self.cgpa = cgpa"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [],
   "source": [
    "ravi = Student(\"Ravi\", 22, 8.59)\n",
    "ram = Student(\"Ram\", 25, 7.00)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<__main__.Student object at 0x00000232C36FCB88> <__main__.Student object at 0x00000232C36FCB48>\n"
     ]
    }
   ],
   "source": [
    "print(ravi, ram)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Ravi 22 8.59\n"
     ]
    }
   ],
   "source": [
    "print(ravi.name, ravi.age, ravi.cgpa)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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