30个超实用的Python小知识

def all_unique(lst):

    return len(lst) == len(set(lst))

x = [1,1,2,2,3,2,3,4,5,6]

y = [1,2,3,4,5]

all_unique(x) # False

all_unique(y) # True

from collections import Counter

def anagram(first, second):

    return Counter(first) == Counter(second)

anagram("abcd3", "3acdb") # True

import sys 

variable = 30

print(sys.getsizeof(variable)) # 24

def byte_size(string):

    return(len(string.encode('utf-8'))) 

byte_size('