import datetime
import jwt
#pip install PyJWT # PyJWT-2.8.0
secret_key="test"
payload = {
'user_id': 12345,
'username': 'john_doe',
'exp': datetime.datetime.utcnow() + datetime.timedelta(seconds=3600), # 1小时后过期
'iat': datetime.datetime.utcnow()
}
encoded_jwt = jwt.encode(payload, secret_key, algorithm='HS256')
print(encoded_jwt)
try:
decoded_jwt = jwt.decode(encoded_jwt, secret_key, algorithms=['HS256'])
print("验证成功，用户信息：", decoded_jwt)
except jwt.ExpiredSignatureError:
print("Token已过期")
except jwt.InvalidTokenError:
print("无效的Token")