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bazarr/libs/deep_translator/detection.py

78 lines
2.5 KiB

"""
language detection API
"""
import requests
from requests.exceptions import HTTPError
# Module global config
config = {"url": 'https://ws.detectlanguage.com/0.2/detect',"headers": {'User-Agent': 'Detect Language API Python Client 1.4.0','Authorization': 'Bearer {}',}}
def get_request_body(text, api_key, *args, **kwargs):
"""
send a request and return the response body parsed as dictionary
@param text: target text that you want to detect its language
@type text: str
@type api_key: str
@param api_key: your private API key
"""
if not api_key:
raise Exception("you need to get an API_KEY for this to work. "
"Get one for free here: https://detectlanguage.com/documentation")
if not text:
raise Exception("Please provide an input text")
else:
try:
headers = config['headers']
headers['Authorization'] = headers['Authorization'].format(api_key)
response = requests.post(config['url'],
json={'q': text},
headers=headers)
body = response.json().get('data')
return body
except HTTPError as e:
print("Error occured while requesting from server: ", e.args)
raise e
def single_detection(text, api_key=None, detailed=False, *args, **kwargs):
"""
function responsible for detecting the language from a text
@param text: target text that you want to detect its language
@type text: str
@type api_key: str
@param api_key: your private API key
@param detailed: set to True if you want to get detailed information about the detection process
"""
body = get_request_body(text, api_key)
detections = body.get('detections')
if detailed:
return detections[0]
lang = detections[0].get('language', None)
if lang:
return lang
def batch_detection(text_list, api_key, detailed=False, *args, **kwargs):
"""
function responsible for detecting the language from a text
@param text_list: target batch that you want to detect its language
@param api_key: your private API key
@param detailed: set to True if you want to get detailed information about the detection process
"""
body = get_request_body(text_list, api_key)
detections = body.get('detections')
res = [obj[0] for obj in detections]
if detailed:
return res
else:
return [obj['language'] for obj in res]