basics/functions.ipynb

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   "source": [
    "## Functions can make the code reusable"
   ]
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      "7\n"
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   "source": [
    "x = 2\n",
    "y = 5\n",
    "print(x+y)"
   ]
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   "source": [
    "def add(x, y):\n",
    "    return x + y"
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    "add(2,5)"
   ]
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   "source": [
    "def print_numbers(start, end):\n",
    "    \"\"\"Print Numbers\n",
    "\n",
    "    Args:\n",
    "      start: start value \n",
    "      end: end value\n",
    "\n",
    "    Returns: None\n",
    "\n",
    "    \"\"\"\n",
    "    for index in range(start,end+1):\n",
    "        print(index, end=\" \")"
   ]
  },
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   "cell_type": "code",
   "execution_count": 23,
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   "outputs": [
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     "text": [
      "1 2 3 4 5 6 7 8 9 10 "
     ]
    }
   ],
   "source": [
    "print_numbers(1, 10)"
   ]
  },
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   "cell_type": "code",
   "execution_count": 24,
   "metadata": {},
   "outputs": [
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     "name": "stdout",
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     "text": [
      "10 11 12 13 14 15 "
     ]
    }
   ],
   "source": [
    "print_numbers(10,15)"
   ]
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   "cell_type": "code",
   "execution_count": 25,
   "metadata": {},
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   "source": [
    "def print_numbers(start=1, end=5):\n",
    "    \"\"\"Print Numbers\n",
    "\n",
    "    Args:\n",
    "      start: start value if not passed will consider 1\n",
    "      end: end value if not passed will consider 5\n",
    "\n",
    "    Returns: None\n",
    "\n",
    "    \"\"\"\n",
    "    for index in range(start,end+1):\n",
    "        print(index, end=\" \")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1 2 3 4 5 "
     ]
    }
   ],
   "source": [
    "print_numbers()"
   ]
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   "cell_type": "code",
   "execution_count": 27,
   "metadata": {},
   "outputs": [
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     "text": [
      "2 3 4 5 "
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   ],
   "source": [
    "print_numbers(2)"
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   "cell_type": "code",
   "execution_count": 28,
   "metadata": {},
   "outputs": [
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     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1 2 3 4 "
     ]
    }
   ],
   "source": [
    "print_numbers(end=4)"
   ]
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   "cell_type": "code",
   "execution_count": 29,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "8 9 10 "
     ]
    }
   ],
   "source": [
    "print_numbers(end = 10, start = 8)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 30,
   "metadata": {},
   "outputs": [],
   "source": [
    "print_numbers(10,8)\n",
    "# in this case start = 10\n",
    "# end = 8"
   ]
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   "execution_count": 31,
   "metadata": {},
   "outputs": [],
   "source": [
    "\"\"\"\n",
    "This python module will have reusable numerical functions\n",
    "   is_even\n",
    "   is_prime\n",
    "\"\"\"\n",
    "\n",
    "def is_even(number: int):\n",
    "    \"\"\"Finds if the number is even or odd\n",
    "\n",
    "    Args:\n",
    "      number: Number passed\n",
    "\n",
    "    Returns:\n",
    "      True if even, False otherwise\n",
    "\n",
    "    Usage:\n",
    "       is_even(6)\n",
    "       Return True\n",
    "    \"\"\"\n",
    "    if number <= 0:\n",
    "        return False\n",
    "    result = number%2 == 0\n",
    "    return result"
   ]
  },
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   "execution_count": 32,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "10 12 14 16 18 20 22 24 "
     ]
    },
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     "ename": "",
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      "\u001b[1;31mThe Kernel crashed while executing code in the current cell or a previous cell. \n",
      "\u001b[1;31mPlease review the code in the cell(s) to identify a possible cause of the failure. \n",
      "\u001b[1;31mClick <a href='https://aka.ms/vscodeJupyterKernelCrash'>here</a> for more info. \n",
      "\u001b[1;31mView Jupyter <a href='command:jupyter.viewOutput'>log</a> for further details."
     ]
    }
   ],
   "source": [
    "for index in range(10,25):\n",
    "    if is_even(index):\n",
    "        print(index, end=\" \")"
   ]
  }
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