importhashlibdefget_file_md5(file_path):# 创建一个md5对象md5=hashlib.md5()# 使用二进制方式打开文件withopen(file_path,'rb')asf:# 循环读取文件内容forchunkiniter(lambda:f.read(4096),b''):# 更新md5对象md5.update(chunk)# 返回文件的md5值returnmd5.hexdigest()# 使用示例file_path='path/to/fil...
"""Store a named temporary file. @param content: the content of this file @param filename: filename that the file should have @param path: directory path to store the file @return: full path to the temporary file """ filename = Storage.get_filename_from_path(filename) #dirpath = t...
import hashlib def get_file_md5(file_name): """ 计算文件的md5 :param file_name: :return: """ m = hashlib.md5() #创建md5对象 with open(file_name,'rb') as fobj: while True: data = fobj.read(4096) if not data: break m.update(data) #更新md5对象 return m.hexdigest() #返回md5...
importhashlibdefget_file_md5(filename):chunk_size=4096# 每次读取的块大小md5_hash=hashlib.md5()withopen(filename,'rb')asfile:whileTrue:chunk=file.read(chunk_size)ifnotchunk:breakmd5_hash.update(chunk)md5_value=md5_hash.hexdigest()returnmd5_value# 调用函数并输出md5值file_md5=get_file_md5('...
@Brief: 根据获取文件内容获取md5值(分字节大小分批读取) """defget_upload_file_md5(file:File):md=hashlib.md5()forchunkiniter(lambda:file.read(4096),b""):md.update(chunk)returnmd.hexdigest()defget_bytes_io_md5(byte:BytesIO):md=hashlib.md5()forchunkiniter(lambda:byte.read(4096),b""):md...
Python 获取字符串和文件的MD5值 '''importhashlibdefget_file_md5(filename):""" 计算文件的MD5值 """m = hashlib.md5()# 创建md5对象withopen(filename,'rb')asfp:whileTrue: data = fp.read(4096)# 每次读取4MBifnotdata:breakm.update(data)# 更新md5对象returnm.hexdigest()if__name__ =='_...
/usr/bin/env python#-*- coding: utf-8 -*-importhashlibdefget_file_md5(file_name):"""计算文件的md5 :param file_name: :return:"""m= hashlib.md5()#创建md5对象with open(file_name,'rb') as fobj:whileTrue: data= fobj.read(4096)ifnotdata:breakm.update(data)#更新md5对象returnm.hex...
Python 读取文件md5码去重操作应用 在计算机领域,md5是常见的加密算法之一,而Python自带了hashlib库,这个库包含用于安全哈希和消息摘要的许多方法。 Python 读取文件md5码操作 代码语言:javascript 代码运行次数:0 运行 AI代码解释 import hashlib def get_md5(filename): if (filename): print(filename) fp = open...
('utf8')#简单的测试一个字符串的MD5值defGetStrMd5(src):myhash=hashlib.md5()myhash.update(src)printmyhash.hexdigest()pass#大文件的MD5值defGetFileMd5(filename):ifnotos.path.isfile(filename):returnmyhash=hashlib.md5()f=file(filename,'rb')whileTrue:b=f.read(8096)ifnotb:breakmyhash....
file_md5 = files_md5.get(path_md5) file_stats = os.stat(file_path) st_mtime = file_stats.st_mtime file_len = file_stats.st_size if file_md5 is None or file_md5.st_mtime != str(st_mtime) or file_len != file_md5.len: ...