Class Day2.ipynb

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 "cells": [
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   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "class Animal():\n",
    "    name = 'Amy'\n",
    "    noise = 'Grunt'\n",
    "    size = 'MEDIUM'\n",
    "    color = 'Brown'\n",
    "    hair = 'covers body'\n",
    "    \n",
    "    def get_color(self,abc):\n",
    "        return self.color\n",
    "    def make_noise(self):\n",
    "        return self.noise"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "dog = Animal()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "ename": "TypeError",
     "evalue": "get_color() missing 1 required positional argument: 'abc'",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[1;32m<ipython-input-5-a8ed561c448e>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[0mdog\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mget_color\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m      2\u001b[0m \u001b[1;31m#We gave abc as an arg .. so we have to pass an arg...\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;31mTypeError\u001b[0m: get_color() missing 1 required positional argument: 'abc'"
     ]
    }
   ],
   "source": [
    "dog.get_color()\n",
    "#We gave abc as an arg .. so we have to pass an arg..."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [],
   "source": [
    "def a(arg,keyword_arg = ' Ji'):\n",
    "    return arg + keyword_arg"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'Karthik Ji'"
      ]
     },
     "execution_count": 11,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "a('Karthik')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [],
   "source": [
    "#We already defined keyword_arg ... so it's a keyword argument"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [],
   "source": [
    "class Animal():\n",
    "    name = 'Amy'\n",
    "    noise = 'Grunt'\n",
    "    size = 'MEDIUM'\n",
    "    color = 'Brown'\n",
    "    hair = 'covers body'\n",
    "    \n",
    "    def get_color(self,abc):\n",
    "        return self.color +\" \"+abc\n",
    "    def make_noise(self):\n",
    "        return self.noise"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [],
   "source": [
    "dog = Animal()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'Brown red'"
      ]
     },
     "execution_count": 16,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "dog.get_color(\"red\")\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "#Call a fn in  a class without () ... we use @property"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [],
   "source": [
    "class Animal():\n",
    "    name = 'Amy'\n",
    "    noise = 'Grunt'\n",
    "    size = 'MEDIUM'\n",
    "    color = 'Brown'\n",
    "    hair = 'covers body'\n",
    "    \n",
    "    def get_color(self,abc):\n",
    "        return self.color +\" \"+abc\n",
    "    @property\n",
    "    def make_noise(self):\n",
    "        return self.noise"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {},
   "outputs": [],
   "source": [
    "dog = Animal()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'Grunt'"
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "dog.make_noise"
   ]
  }
 ],
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