“笨办法”学Python3，Zed A. Shaw，习题24

习题24

• 代码
• 遇到问题
• 学到的

代码

print("Let's practice everything.")
print('You\'d need to know \'bout escapes with \\ that do:')
print('\n newlines and \t tabs.')

poem = """
\tThe lovely world
with logic so firmly planted
cannot discern \n the needs of love
nor comprehend passion from intuition
and requires and explanation
\n\t\twhere there is none.
"""

print("-------------------")
print(poem)
print("-------------------")

five = 10 - 2 + 3 - 6
print(f"This should be five:{five}")

def secret_formula(started):
    jelly_beans = started * 500
    jars = jelly_beans / 1000
    crates = jars / 100
    return jelly_beans, jars, jelly_beans

start_point = 10000
beans, jars, crates = secret_formula(start_point)
# remember that this is another wan to formt s cooked_string
print("With a starting point of:{}".format(start_point))
# it's just like with an f""string\
print(f"we'd have {beans} beans, {jars} jars, and {crates} crates.")

start_point = start_point / 10

print("We can also do that this way:" )
formula = secret_formula(start_point)
#this is an east way to apply a list to f formant
print ("we'd have {} beans, {} jars, and {} crates.".format(*formula)) # “*变量名”可以告诉方法这不止一个对象
           

遇到问题

1、“*变量名”可以告诉方法这不止一个对象；

学到的

1、return的用法复习；

2、“*变量名”可以告诉方法这不止一个对象；

3、f（"{}"）=("{}").format用法复习；

4、\n \t 复习。