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This function calculates and returns the SHA256 hash of the given data using the hashlib library.
Technology Stack : hashlib
Code Type : Function
Code Difficulty : Intermediate
import random
import math
import os
import re
import json
import hashlib
import time
import datetime
import unittest
import sys
def sha256_hash(data):
"""计算给定数据的SHA256哈希值。
Args:
data: 需要计算哈希的数据。
Returns:
哈希值字符串。
"""
sha256_hash = hashlib.sha256()
sha256_hash.update(data.encode('utf-8'))
return sha256_hash.hexdigest()