排序 sorted

l=sorted([36, 5, -12, 9, -21])
print(l)
'''
[-21, -12, 5, 9, 36]
'''

l=sorted([36, 5, -12, 9, -21],key=abs)
print(l)
'''
[5, 9, -12, -21, 36]
'''

 

# 按照元祖里的key的name首字母

 lis = [('Bob', 75), ('Adam', 92), ('Bart', 66), ('Lisa', 88)] 
sorted_lis=sorted(lis,key=lambda x:x[0]) 
print(sorted_lis)

'''
[('Adam', 92), ('Bart', 66), ('Bob', 75), ('Lisa', 88)]
'''