EnglishPal/app/translate.py

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Python
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2024-07-05 17:54:11 +08:00
import requests
import hashlib
import time
from urllib.parse import urlencode
# 假设这是从某个配置文件中读取的
class BaiduContent:
APPID = '20240702002090356'
SECRET = '3CcqcMAJdIIpgG0uMS_f'
def generate_sign(q, salt):
"""生成百度翻译API所需的签名"""
appid = BaiduContent.APPID
secret = BaiduContent.SECRET
appid_with_data = appid + q + salt + secret
md5_obj = hashlib.md5(appid_with_data.encode('utf-8'))
return md5_obj.hexdigest()
def translate(q, from_lang, to_lang):
"""调用百度翻译API进行翻译"""
salt = str(int(time.time())) # 生成一个时间戳作为salt
sign = generate_sign(q, salt)
# 封装请求参数
params = {
'q': q,
'from': from_lang,
'to': to_lang,
'appid': BaiduContent.APPID,
'salt': salt,
'sign': sign
}
# 构造请求URL百度翻译API使用POST请求并将参数放在请求体中
url = "http://api.fanyi.baidu.com/api/trans/vip/translate"
# 发送POST请求
headers = {'Content-Type': 'application/x-www-form-urlencoded'}
data = urlencode(params).encode('utf-8') # 注意需要编码为bytes
response = requests.post(url, data=data, headers=headers)
# 检查响应状态码
if response.status_code == 200:
# 解析并返回JSON响应体中的翻译结果
try:
return response.json()['trans_result'][0]['dst']
except (KeyError, IndexError):
return "Invalid response from API"
else:
# 返回错误信息或状态码
return {"error": f"Failed with status code {response.status_code}"}