python

{ "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# Python 3.6+\n", "We assume you are using Python 3.6+ in this course" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "# Question 1\n", "\n", "Review list comprehension if needed: https://realpython.com/list-comprehension-python/\n", "\n", "The formula for list comprehension is: `new_list = [expression for member in iterable (if conditional)]`\n", "\n", "You need to do the following:\n", "1. use a loop to create a list of 5 cube numbers and print the list：[0, 1, 8, 27, 64]\n", "2. use list comprehension to create the same list\n", "3. find the postions of all vowels in a sentence using list comprehension" ] }, { "cell_type": "code", "execution_count": null, "metadata": {}, "outputs": [], "source": [ "# use a loop to create a list\n", "cubes = []" ] }, { "cell_type": "code", "execution_count": null, "metadata": {}, "outputs": [], "source": [ "# use list comprehension to create the same list" ] }, { "cell_type": "code", "execution_count": null, "metadata": {}, "outputs": [], "source": [ "# find the positions of all vowels in the following sentence using list comprehension\n", "sentence = \"Talk is cheap. Show me the code - Linus Torvalds\"" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "# Question 2\n", "You need to use to format strings\n", "\n", "Write a program using the \"f-strings\" (https://realpython.com/python-f-strings/), conditional statements, user input function to convert temperatures to and from Celsius, Fahrenheit. [Formula: Celsius/5 = (Fahrenheit – 32)/9]\n", "\n", "Hint: you may need int() function\n", "\n", "An example program output:\n", "```\n", "Please enter the temperature: 60\n", "Is this Celsius or Fahrenheit? C\n", "60C is 140 in Fahrenheit\n", "```\n", "\n", "Another example:\n", "```\n", "Please enter the temperature: 45\n", "Is this Celsius or Fahrenheit? F\n", "45F is 7 in Celsius\n", "```" ] }, { "cell_type": "code", "execution_count": null, "metadata": {}, "outputs": [], "source": [ "# an example of f-strings and user input function\n", "username = input('What\\'s your name?')\n", "print(f'Welcome! {username}')" ] }, { "cell_type": "code", "execution_count": null, "metadata": {}, "outputs": [], "source": [ "# complete your program here" ] }, { "cell_type": "code", "execution_count": null, "metadata": {}, "outputs": [], "source": [] } ], "metadata": { "kernelspec": { "display_name": "Python 3", "language": "python", "name": "python3" }, "language_info": { "codemirror_mode": { "name": "ipython", "version": 3 }, "file_extension": ".py", "mimetype": "text/x-python", "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", "version": "3.7.6" } }, "nbformat": 4, "nbformat_minor": 4 }