1 # 1. 判断gl_num和gl_list的值 2 def demo(num, num_list): 3 num += num 4 num_list += num_list 5 6 print(num) # 18 7 print(num_list) # [1, 2, 3, 1, 2, 3] 8 9 print("函数完成") 10 11 12 gl_num = 9 13 gl_list = [1, 2, 3] 14 demo(gl_num, gl_list) 15 print(gl_num) # 9 16 print(gl_list) # [1, 2, 3, 1, 2, 3]
1 # 2.请说出 list1,list2,list3 的值是什么，并且说明为什么 2 def extendlist(val, lis=[]): 3 lis.append(val) 4 return lis 5 6 list1 = extendlist(10) 7 list2 = extendlist(123, []) 8 list3 = extendlist('a') 9 10 print(list1) # [10, 'a'] 11 print(list2) # [123] 12 print(list3) # [10, 'a']
1 # 3.请说出acts[0](2)的值，并且说明为什么 2 def makeActions(): 3 acts = [] 4 for i in range(5): 5 acts.append(lambda x: i ** x) 6 return acts 7 8 9 acts = makeActions() 10 print(acts[0](2)) # 16 11 print(acts[1](2)) # 16 12 print(acts[2](2)) # 16 13 print(acts[3](2)) # 16 14 print(acts[4](2)) # 16 15 16 print("~"*50) 17 18 def makeActions(): 19 acts = [] 20 for i in range(5): 21 acts.append(lambda x, i=i: i ** x) 22 return acts 23 24 25 acts = makeActions() 26 print(acts[0](2)) # 0 27 print(acts[1](2)) # 1 28 print(acts[2](2)) # 4 29 print(acts[3](2)) # 9 30 print(acts[4](2)) # 16