choice python

import random
#dictionary
x_dict = {30:60, 20:40,10:20}
key = random.choice(list(x_dict))
print (key)#if you want it to print 30, 20, or 10
print (x_dict[key])#if you want it to print 60, 40, or 20
print (key,"-", x_dict[key])# if you want to print 30 - 60, 20-40,or 10-20

import random
l=[1,2,3,4,5,6,7,8,9,0]
random.choice(l)
print(l);

random.choice(sequence)
Parameters: 
sequence is a mandatory parameter that
can be a list, tuple, or string.
Returns:  
The choice() returns a random item.