bazarr/libs/deep_translator/papago.py

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"""
google translator API
"""
import json
from typing import List, Optional
import requests
from deep_translator.base import BaseTranslator
from deep_translator.constants import BASE_URLS, PAPAGO_LANGUAGE_TO_CODE
from deep_translator.exceptions import TranslationNotFound
from deep_translator.validate import is_input_valid
class PapagoTranslator(BaseTranslator):
"""
class that wraps functions, which use google translate under the hood to translate text(s)
"""
def __init__(
self,
client_id: Optional[str] = None,
secret_key: Optional[str] = None,
source: str = "auto",
target: str = "en",
**kwargs,
):
"""
@param source: source language to translate from
@param target: target language to translate to
"""
if not client_id or not secret_key:
raise Exception(
"Please pass your client id and secret key! visit the papago website for more infos"
)
self.client_id = client_id
self.secret_key = secret_key
super().__init__(
base_url=BASE_URLS.get("PAPAGO_API"),
source=source,
target=target,
languages=PAPAGO_LANGUAGE_TO_CODE,
**kwargs,
)
def translate(self, text: str, **kwargs) -> str:
"""
function that uses google translate to translate a text
@param text: desired text to translate
@return: str: translated text
"""
if is_input_valid(text):
payload = {"source": self._source, "target": self._target, "text": text}
headers = {
"X-Naver-Client-Id": self.client_id,
"X-Naver-Client-Secret": self.secret_key,
"Content-Type": "application/x-www-form-urlencoded; charset=UTF-8",
}
response = requests.post(self._base_url, headers=headers, data=payload)
if response.status_code != 200:
raise Exception(
f"Translation error! -> status code: {response.status_code}"
)
res_body = json.loads(response.text)
if "message" not in res_body:
raise TranslationNotFound(text)
msg = res_body.get("message")
result = msg.get("result", None)
if not result:
raise TranslationNotFound(text)
translated_text = result.get("translatedText")
return translated_text
def translate_file(self, path: str, **kwargs) -> str:
"""
translate directly from file
@param path: path to the target file
@type path: str
@param kwargs: additional args
@return: str
"""
return self._translate_file(path, **kwargs)
def translate_batch(self, batch: List[str], **kwargs) -> List[str]:
"""
translate a list of texts
@param batch: list of texts you want to translate
@return: list of translations
"""
return self._translate_batch(batch, **kwargs)