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121 lines
4.3 KiB
Python
121 lines
4.3 KiB
Python
# 使用火山引擎进行翻译的接口封装
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# 通过环境变量设置VOLC_KEY，格式为AK|SK
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# AK-SK 需要手机号注册并实名认证，具体见这里https://console.volcengine.com/iam/keymanage/ （自助接入）
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# 费用：每月免费额度200万字符（1个汉字、1个外语字母、1个数字、1个符号或空格都计为一个字符），超出后49元/每百万字符
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# 图片翻译：每月免费100张，超出后0.04元/张
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# 文本翻译并发限制，每个batch最多16个，总文本长度不超过5000字符，max QPS为10
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# 术语库管理：https://console.volcengine.com/translate
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import json
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import time
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import os
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from volcengine.ApiInfo import ApiInfo
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from volcengine.Credentials import Credentials
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from volcengine.ServiceInfo import ServiceInfo
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from volcengine.base.Service import Service
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VOLC_KEY = os.environ.get('VOLC_KEY', None)
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if not VOLC_KEY:
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raise Exception('请设置环境变量 VOLC_KEY，格式为AK|SK')
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k_access_key, k_secret_key = VOLC_KEY.split('|')
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def text_translate(texts: list[str], target_language: str = 'zh', source_language: str = '', logger=None) -> list[str]:
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k_service_info = \
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ServiceInfo('translate.volcengineapi.com',
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{'Content-Type': 'application/json'},
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Credentials(k_access_key, k_secret_key, 'translate', 'cn-north-1'),
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5,
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5)
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k_query = {
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'Action': 'TranslateText',
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'Version': '2020-06-01'
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}
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k_api_info = {
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'translate': ApiInfo('POST', '/', k_query, {}, {})
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}
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service = Service(k_service_info, k_api_info)
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if source_language:
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body = {
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'TargetLanguage': target_language,
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'TextList': texts,
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'SourceLanguage': source_language
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}
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else:
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body = {
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'TargetLanguage': 'zh',
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'TextList': texts,
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}
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if logger:
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logger.debug(f'post body:\n {body}')
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for i in range(3):
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res = service.json('translate', {}, json.dumps(body))
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result = json.loads(res)
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if logger:
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logger.debug(f'result:\n {result}')
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if "Error" not in result["ResponseMetadata"]:
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break
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if result["ResponseMetadata"]["Error"]["Code"] in ['-400', '-415', '1000XX']:
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if logger:
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logger.warning(f"translation failed cause: {result['ResponseMetadata']['Error']['Message']}")
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else:
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print(f"translation failed cause: {result['ResponseMetadata']['Error']['Message']}")
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return []
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if logger:
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logger.warning(f"translation failed cause: {result['ResponseMetadata']['Error']['Message']}\n retry...")
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else:
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print(f"translation failed cause: {result['ResponseMetadata']['Error']['Message']}\n retry...")
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time.sleep(1)
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if "Error" in result["ResponseMetadata"]:
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if logger:
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logger.warning("translation service out of use, have retried 3 times...")
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else:
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print("translation service out of use, have retried 3 times...")
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return []
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return [_["Translation"] for _ in result["TranslationList"]]
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if __name__ == '__main__':
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import argparse
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from pprint import pprint
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parser = argparse.ArgumentParser(description='argparse')
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parser.add_argument("--file", "-F", type=str, default=None)
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parser.add_argument('--text', "-T", type=str, default="",
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help="text to translate")
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parser.add_argument('--source', type=str, default="",
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help="source language")
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parser.add_argument('--target', type=str, default='zh',
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help="target language, default zh")
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args = parser.parse_args()
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if args.file:
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if not os.path.exists(args.file):
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raise FileNotFoundError("File {} not found".format(args.file))
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if not args.file.endswith(".txt"):
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raise ValueError("File {} should be a text file".format(args.file))
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with open(args.file, "r") as f:
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task = f.readlines()
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task = [_.strip() for _ in task if _.strip()]
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elif args.text:
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task = [args.text]
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else:
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raise ValueError("Please specify task or task file")
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start_time = time.time()
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pprint(text_translate(task, args.target, args.source))
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print("time cost: {}".format(time.time() - start_time))
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