MD5 Checksum Calculation for File Integrity

This function calculates the MD5 checksum of a specified file, commonly used to verify the integrity and consistency of a file.

Technology Stack : hashlib

Code Type : File checksum calculation function

Code Difficulty : Intermediate

                
                    
import os
import re
import sys
import time
import random
import json
import shutil
import math
import cmath
import csv
import socket
import hashlib
import threading
import subprocess

def checksum_file(file_path):
    """
    计算文件的MD5校验和。
    """
    hash_md5 = hashlib.md5()
    with open(file_path, "rb") as f:
        for chunk in iter(lambda: f.read(4096), b""):
            hash_md5.update(chunk)
    return hash_md5.hexdigest()