import hashlib
import time

def mymd5(str):
    md5 = hashlib.md5()
    md5.update(msg)
    for i in range(loop):
        md5.hexdigest()

def mysha1(str):
    sha = hashlib.sha1()
    sha.update(msg)
    for i in range(loop):
        sha.hexdigest()

def mysha384(str):
    sha = hashlib.sha384()
    sha.update(msg)
    for i in range(loop):
        sha.hexdigest()

def mysha512(str):
    sha = hashlib.sha512()
    sha.update(msg)
    for i in range(loop):
        sha.hexdigest()

if __name__ == "__main__":
    #str = 'a'
    str = input('请输入要计算hash的文本：\n')
    msg = str.encode()
    loop = 10000000

    print("文本:",str,",计算",loop,"次hash\n")
    start = time.time()
    mymd5(msg)
    print('md5耗时', time.time() - start, '\n')

    start = time.time()
    mysha1(msg)
    print('sha1耗时', time.time() - start, '\n')

    start = time.time()
    mysha384(msg)
    print('sha384耗时', time.time() - start, '\n')

    start = time.time()
    mysha512(msg)
    print('sha512耗时', time.time() - start, '\n')