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2-1message = "sb"print(message)2-2message = "sb"print(message)message = "lnu sucks"print(message)2-3name = "Eric"print("Hello " + name +", would u like to learn some Python today?")2-4name = "george s"print(name.lower())print(name.uppe

## CHAPTER 033-1names = ['L','H','L','W']print(names[0])print(names[1])print(names[2])print(names[3])3-2names = ['L','H','L','W']print('Hello ' + names[0])print('Hello ' + names[1])print('Hello ' + names[2])print('Hello ' + names[3])3-3co

4-1pizzas = ['pineapple','sausage','origional']for pizza in pizzas: print(pizza)pizzas = ['pineapple','sausage','origional']for pizza in pizzas: print('I like ' + pizza)pizzas = ['pineapple','sausage','origional']for pizza in pizzas:

5-1car = 'suzuki'print('Is car == "suzuki"? I predict True')print(car == 'suzuki')car = 'Jaguar'print('Is car == "Jaguar"? I predict False')print(car == 'jaguar')...5-2car = 'suzuki'print('Is car == "suzuki"? I predict True')print(car == 'suzu

202110306-1person = { 'first_name': 'S', 'last_name': 'G', 'age': 21, 'city': 'SY', }print(person['first_name'])print(person['last_name'])print(person['age'])print(person['city'])6-2nums = { 'CJR': 1, 'SZX': 2

202111017-1car = input('What kind of car would u like to rent? ')print('Let me see if I can fond u a ' + car)7-2num = int(input('How many people are in your dinner party tonight?: '))if num > 8: print('sorry!there is no more vacant table')e

202111018-1def display_message(): print("I'm learning Function!")display_message()8-2def favorite_book(name): print('One of my favorite books is ' + name.title())favorite_book('bible')8-3def make_shirt(size, pattern): print('ur size

202111029-1class Restaurant(): def __init__(self, restaurant_name, cuisine_type): #_init_ (x) self.name = restaurant_name self.type = cuisine_type def describe_restarant(self): print(self.name + ' ' +self.

9-19-29-19-1utyrrs9-2```javascript9-2

2021110711-1city_functions.pydef get_city_country(city, country): return city.title() + ', ' + country.title()test_cities.pyimport unittestfrom city_functions import get_city_countryclass CityTestCase(unittest.TestCase): def test_get

print("(If u do not know, just enter 'n')\n\ plz enter the num of the song(s):") OUTPUT:(If u do not know, just enter 'n') plz enter the num of the song(s): print("(If u do not know, just enter '...

列表，字典2 * 2 = 4列表列表，列表字典，字典字典，字典列表，many-users.py3.字典字典(origional)users = {'aeinstein': {'first': 'albert', 'last': 'einstein', 'location': 'princeton'}, 'mcurie': {'first': 'marie',

1.the zen of pythonBeautiful is better than ugly.Explicit is better than implicit.Simple is better than complex.Complex is better than complicated.Flat is better than nested.Sparse is better than dense.Readability counts.Special cases aren’t specia