Think python（第二版）習題代碼

標籤：div   def   代碼   bin   一個   /usr   這一   python   row   

3-2：

 

def do_twice(f, s1):f(s1)f(s1)def print_spam(s2):print(s2)def print_twice(s3):print(s3)print(s3)def do_four(f1,f2,s4):f1(f2,s4)f1(f2,s4)do_twice(print_twice, ‘aaa‘)do_four(do_twice, print_spam, ‘spam‘)

 

3-3.1:

#!/usr/bin/env python3# -*- coding: utf-8 -*-def push1():print(‘+ - - - -‘, end = ‘ ‘)  # 預設情況下print會自動換行，可以在結尾列印一個空格改變這一行為def push2():print(‘|        ‘, end = ‘ ‘)def do_twice(f):f()f()def do_four(f):f()f()f()f()def row1():do_twice(push1)print(‘+‘)def row2():do_twice(push2)print(‘|‘)row1()do_four(row2)row1()do_four(row2)row1()

　　

Think python（第二版）習題代碼